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3.62 Carat Natural Aquamarine and Diamond Cocktail Ring Set in Platinum
Located in Tokyo, JP
A beautiful Cocktail Ring featuring a 3.62 Carat, Natural, Aquamarine and 1.27 Carats of Diamond
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Aquamarine, Diamond, Platinum

Natural Aquamarine Diamond Ring in 18k White Gold
By GEM PLAZA
Located in Jaipur, Rajasthan
This is an elegant Aquamarine & Diamond ring studded in 18k White gold features a fine quality of
Category

21st Century and Contemporary Indian Contemporary Cluster Rings

Materials

Aquamarine, Diamond, 18k Gold, White Gold

Set in Platinum 900, 9.97 carats Aquamarine Diamonds Engagement Cocktail Ring
By JEWEL HUB
Located in Hong Kong, HK
. Features: ✦ Handmade / Handcrafted Fine Jewelry ✦ Gemstone: Aquamarine ✦ Gemstone Cut: Square Emerald
Category

21st Century and Contemporary Indian Modern Engagement Rings

Materials

Aquamarine, Diamond, Platinum

David Yurman 14 Karat Aquamarine Pink Tourmaline Cable Cuff
By David Yurman
Located in Palm Desert, CA
carved bullet aquamarine cabochon and five channel-set medium square-cut pink tourmalines. The aquamarine
Category

21st Century and Contemporary American Contemporary Cuff Bracelets

Materials

Aquamarine, Tourmaline, Gold, 14k Gold, Yellow Gold

David Yurman 18 Karat Yellow Gold Aquamarine and Diamond Cable Wrap Ring
By David Yurman
Located in Scottsdale, AZ
Clarity: VS1 Aquamarine: 1 natural square cut = 45.00ct Color: Fine Gem Quality Clarity: AAA Dimensions
Category

21st Century and Contemporary More Rings

Materials

Aquamarine, Diamond, 18k Gold, Yellow Gold

Tiffany Co. Emerald Cut Aquamarine and Diamond Dangle Earrings in White Gold
By Tiffany Co.
Located in Scottsdale, AZ
Aquamarine cut: Square Emerald and Pear Aquamarine cut: Light Greenish Blue Diamond cut: Round Brilliant
Category

21st Century and Contemporary Unknown Contemporary Dangle Earrings

Materials

Aquamarine, Diamond, Gold, 18k Gold, White Gold

2.60 Cts Octagon Shape Natural Loose Aquamarine March Birthstone Shigar Mine Gem
Located in Peshawar, PK
Color: Light Seafoam Shape: Square/ Octagon Cut: Fancy Treatment: Non Certificate: On Customer Demand
Category

21st Century and Contemporary Pakistani Arts and Crafts Loose Gemstones

Materials

Aquamarine

Modern Designed Pair of Platinum Aquamarine Emerald Sapphire Diamond Earrings
By Sophia D
Located in New York, NY
Unique and modern designed platinum aquamarines weighing 8.67 carat, emeralds 8.29 carat, sapphires
Category

2010s American Modern Drop Earrings

Materials

Aquamarine, Diamond, Emerald, Sapphire, Platinum

Classic Italian Bochic “Capri” Blue Aquamarine Ring Set In 18K Gold Silver
By Bochic
Located in New York, NY
Classic Italian Bochic “Capri” Blue Aquamarine Ring Set In 18K Gold & Silver Natural Aquamarine
Category

21st Century and Contemporary Thai Classical Roman Cocktail Rings

Materials

Aquamarine, 18k Gold, Gold Plate, Silver

3.85 Carat Aquamarine and 0.33 Carat Diamonds 14K Gold Ring - gift for women
Located in Sant Josep de sa Talaia, IB
TECHNICAL DETAIL SIZE: -American Size:7 -European Size:14.5 Gemstones: One aquamarine. Striking
Category

21st Century and Contemporary Spanish Contemporary Cocktail Rings

Materials

Aquamarine, Diamond, 14k Gold, Yellow Gold

Natural Aquamarine, Ruby, Black Enamel Diamonds Engagement Ring Set in 18K Gold
By JEWEL HUB
Located in Hong Kong, HK
A very gorgeous and one of a kind, Aquamarine, Ruby & Black Enamel Engagement Ring set in 18K White
Category

2010s Indian Art Deco Engagement Rings

Materials

Aquamarine, Diamond, Ruby, 18k Gold, White Gold, Enamel

Contemporary Large Pendant in 18Kt Gold with 72.06 Ctw in Aquamarine Diamonds
Located in Miami, FL
gorgeous rectangular faceted cut (30 x 23 x 14.5 mm) of a natural blue aquamarine of 71.28 carats. Pave
Category

21st Century and Contemporary American Contemporary Pendant Necklaces

Materials

Aquamarine, Diamond, Gold, 18k Gold, White Gold, Yellow Gold

1910s Antique Art Nouveau Ring Aquamarine 10k Yellow Gold Sz 6.5 Fine Jewelry
Located in Torrance, CA
Stylish and finely detailed Art Nouveau aquamarine ring crafted in 10 karat yellow gold (circa
Category

Early 20th Century American Art Nouveau Cocktail Rings

Materials

Aquamarine, Gold, 10k Gold, Yellow Gold

26 Carat Aquamarine Sterling Silver Ring
By Aria Jewelry Design
Located in Raleigh, NC
Soft blue square gem cut 26 carat Aquamarine set in sterling silver ring size 7.5 (sizable
Category

21st Century and Contemporary American Cocktail Rings

Materials

Aquamarine, Sterling Silver

Art Deco Platinum Aquamarine and Diamond Ring
Located in Chicago, IL
Circa 1940 Platinum Art Deco Ring, centrally set with a Step - Emerald cut Aquamarine of very fine
Category

Vintage 1940s American Art Deco Cocktail Rings

Materials

Aquamarine, Diamond, Platinum

Aquamarine Diamond 18 Karat White Gold Cocktail Ring
By Campanelli Pear
Located in Troy, MI
This gorgeous 18k white gold cocktail ring features a square step-cut aquamarine surrounded by a
Category

21st Century and Contemporary American Cocktail Rings

Materials

Aquamarine, Diamond, 18k Gold

17.88 Carat Aquamarine Sapphire White Gold Cocktail Ring
Located in Stamford, CT
setting with six accent sapphires. 1 square step cut blue VS aquamarine, Approximate 17.88 carats 6
Category

Early 20th Century Cocktail Rings

Materials

Aquamarine, Sapphire, Gold, 18k Gold, White Gold

Vintage 2.95 Carat Aquamarine and 0.74 Carat Diamond Platinum Dress Ring
Located in Jesmond, Newcastle Upon Tyne
displays an impressive feature claw set 2.95ct square faceted cut aquamarine. The pierced decorated
Category

Vintage 1980s Unknown Cocktail Rings

Materials

Aquamarine, Diamond, Platinum

Judith Ripka 18 Karat Gold Aquamarine with White and Black Diamond Cross Pendant
By Judith Ripka
Located in Scottsdale, AZ
square cushion cut stunning blue aquamarine at the center and accented with black diamond melee. There
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Aquamarine, Diamond, Black Diamond, 18k Gold, White Gold

Art Deco 1940s Aquamarine Crystal Necklace Bracelet
Located in University City, MO
embellished with a square cut faceted aquamarine crystal framed with glittering diamante crystals & bordered
Category

Vintage 1940s American Choker Necklaces

Tiffany Co. Pink Tourmaline and Aquamarine Earrings and Necklace
By Tiffany Co.
Located in Dallas, TX
earrings feature a square step-cut aquamarine that attaches and allows a pear shaped tourmaline to dangle
Category

20th Century Dangle Earrings

Vintage Aqua and 18 Carat Gold Solitaire Ring
Located in Chipping Campden, GB
This stunning aqua is pale in colour. The setting is decorative and the ring is modelled in 18 carat gold. The aqua stone measures approx 10ct. Ring Size:M or 6 1/4 Height Off Fing...
Category

Vintage 1960s British Solitaire Rings

Materials

Aquamarine, Gold

Ladies Gold Designer Bangle, Bracelet, Set with Diamonds and Multi Gem Stones
Located in Berlin, DE
bracelet is set with i.a. Diamonds, amethyst, citrine, aquamarines, etc. Hallmarked with 585 and HM
Category

20th Century German Retro Bangles

Materials

Amethyst, Aquamarine, Citrine, White Diamond, 14k Gold, Yellow Gold

19.55 Carats Total Rainbow Multi-Gemstone Link Bracelet in 14 Karat Yellow Gold
Located in Scottsdale, AZ
: 4 tourmalines , 2 iolites, 9 amethysts, 7 garnets, 2 aquamarines and 7 citrines) Gemstone cut
Category

20th Century Contemporary Link Bracelets

Materials

Amethyst, Aquamarine, Citrine, Garnet, Iolite, Multi-gemstone, Tourmalin...

Square Cut Aquamarine Diamond Platinum Ring
Located in New York, NY
A beautiful square cut medium color aquamarine surrounded by 2 cts of fine diamonds diamonds set on
Category

American Engagement Rings

Materials

Aquamarine

Beautiful 1940 s Aquamarine Ring
Located in New York, NY
18K yellow gold ring set with a square cut aquamarine.
Category

Vintage 1940s French Cocktail Rings

Materials

Aquamarine, 18k Gold

1950s Aquamarine Diamond Gold Bracelet
Located in London, GB
An extremely chic and elegant square cut aquamarine and baguette cut diamond bracelet mounted in
Category

Mid-20th Century British Retro Bracelets

Materials

Aquamarine, Diamond, 18k Gold

OSCAR HEYMAN Aquamarine Ring
By Oscar Heyman
Located in Los Angeles, CA
This stunning ring has a center 28.5 carat square cut Aquamarine in a beautiful platinum mounting
Category

American Cocktail Rings

Materials

Aquamarine, Diamond

Art Deco Aquamarine Diamond Platinum Brooch/Pendant Necklace
Located in Frankfurt, DE
Seed Pearl Sautoir Necklace to hold an Art Deco brooch/pendant with 1 Square-cut Aquamarine of
Category

Early 20th Century French Art Deco Beaded Necklaces

Materials

Aquamarine, Diamond, Natural Pearl, Platinum, White Gold

Raymond C. Yard Aquamarine Diamond Platinum Chandelier Earrings
By Raymond C. Yard
Located in Greenwich, CT
weighing 3.04 carats, two square-cut aquamarines weighing 0.85 total carats, six pear-shaped diamonds
Category

21st Century and Contemporary American Drop Earrings

Materials

Aquamarine, Diamond, White Diamond, Platinum

TIFFANY Rare Aquamarine Gothic Emblem Pin by Sonia Younis 1970
By Tiffany Co.
Located in New York, NY
Emblem, set with a central square-cut aquamarine, weighing approximately 19.48 carats,extending baguette
Category

American Brooches

Materials

18k Gold

Art Deco 18ct White Gold 3.40ct Aquamarine and Diamond Ring, Circa 1920
Located in Lancashire, Oldham
platinum. This super antique ring has a central set deep blue fancy, square cut aquamarine with attractive
Category

Vintage 1920s Art Deco Cluster Rings

Materials

Aquamarine, Diamond, 18k Gold, White Gold, Platinum

Raymond C. Yard Multicolored Gemstone Diamond Drop Earrings
By Raymond C. Yard
Located in Greenwich, CT
-cut emeralds weighing 0.30 total carats, two square-cut aquamarines weighing 0.56 total carats and two
Category

2010s American Drop Earrings

Materials

Aquamarine, Diamond, Emerald, Onyx, White Diamond, Platinum

Aquamarine and Diamond 18 Karat Yellow Gold Art Deco Style Ring with Gem Cert
Located in Lancashire, Oldham
A beautiful square cut aquamarine and round brilliant cut diamond 18 karat yellow gold ring. A fine
Category

Late 20th Century British Art Deco Cluster Rings

Materials

Aquamarine, Diamond, 18k Gold, Yellow Gold

Retro square/Asscher cut aquamarine ring
Located in New York, NY
A deep color square/Asscher cut aquamarine flanked each side by 3 diamonds on 14 kt gold. Approx 30
Category

American Cocktail Rings

Materials

Aquamarine

Contemporary 2.43 Carat Bright Blue Aquamarine Diamond Halo Ring 18 Carat Gold
Located in Hamilton, AU
-carat bright blue square cut aquamarine resting in a wondrous halo gallery and encompassed by a
Category

21st Century and Contemporary Australian Contemporary Cluster Rings

Materials

Aquamarine, Diamond, Gold, 18k Gold, White Gold

Art Deco Aquamarine Platinum Bangle
Located in Sale, Cheshire
A superb Art Deco era bangle fully set with carre cut aquamarines. It's slim profile is constructed
Category

Vintage 1930s English Art Deco Bangles

Materials

Aquamarine, Platinum

Sapphire Ruby Aquamarine Indian Head Coin Gold Pendant Charm
Located in Lambertville, NJ
with ruby, sapphire and aquamarine gemstone. Pendant is 35mm in diameter. Weight - 12 grams. Tested 14k.
Category

20th Century Necklace Enhancers

Materials

Aquamarine, Ruby, Sapphire, Gold

Effy 14K White Gold Aquamarine and Diamond Pendant, 2.52 TCW
By Effy
Located in Rancho Mirage, CA
Diamond & Natural Aquamarine, TOP QUALITY 14K Gold, stamped 14K Comes with gift box
Category

21st Century and Contemporary Pendant Necklaces

Materials

Aquamarine, Diamond, White Gold

1980s Square Cut Multicolored Stones Detachable Gold Straightline Necklace
Located in New York, NY
Cut Square Cut Multicolored Stones Including: Amethysts,Aquamarines,Citrines,Pink Tourmalines,Garnets
Category

Vintage 1980s American Choker Necklaces

Materials

Aquamarine, Citrine, Garnet, Rubelite, Tourmaline, 18k Gold

18 Carat Rose Gold High Level Natural Aquamarine and Diamond Earrings
Located in Splitter s Creek, NSW
Aquamarines, of medium blue colour are the centrepiece. They are surrounded by 36 Claw Set Round Brilliant Cut
Category

2010s Unknown Modern Lever-Back Earrings

Materials

Aquamarine, Diamond, 18k Gold, Rose Gold

Vintage 14ct Gold 11.26ct Aquamarine and Diamond Art Deco Style Tank Ring
Located in Lancashire, Oldham
a green/pale blue fancy cut aquamarine with attractive diamond set shoulders; these are eight round
Category

21st Century and Contemporary Unknown Art Deco Cocktail Rings

Materials

Aquamarine, Diamond, Gold, 14k Gold

Vintage Circa 1950s Art Deco 2.07 Carat Aquamarine Diamond Ring 18 Carat
Located in Hamilton, AU
aquamarine is set at the centre of a white gold flared ribbon holding shimmering diamonds. She is meant to
Category

Vintage 1950s Unknown Art Deco Engagement Rings

Materials

Aquamarine, Diamond, Gold, 18k Gold, Yellow Gold

18k Gold Art Deco Style Cocktail Ring 6.58ct Aquamarine Black Onyx Diamonds
By Doves by Doron Paloma
Located in Great Neck, NY
18K White Gold Art Deco Style Cocktail Ring, Featuring Square Aquamarine, Black Onyx Inlay, and
Category

21st Century and Contemporary American Art Deco Cocktail Rings

Materials

Aquamarine, Diamond, White Diamond, Onyx, Gold, 18k Gold, White Gold

1940s French Aquamarine Diamond Gold Retro Cocktail Ring
Located in Newcastle Upon Tyne, GB
with a square radiant-cut aquamarine of astonishing colour. A single brilliant-cut diamond at each
Category

Vintage 1940s British Retro Cocktail Rings

Materials

Aquamarine, Diamond, 18k Gold

Contemporary 2.32 Carat Bright Light Blue Aquamarine Diamond Platinum Necklace
Located in Hamilton, AU
bright light blue square emerald cut aquamarine is 2.32 carats and measures approximately 8.00x7.5x6.02
Category

21st Century and Contemporary Australian Contemporary Pendant Necklaces

Materials

Aquamarine, Diamond, Platinum

Aquamarine and Diamond Vintage 14 Carat Gold Necklet with 9 Carat Gold Chain
Located in Hamilton, AU
Necklet Gem Details The centre bright light blue square emerald cut aquamarine weighs 2.67 carats and
Category

Mid-20th Century Unknown Modern Pendant Necklaces

Materials

Aquamarine, Diamond, 14k Gold, 9k Gold, Yellow Gold, Gold

Tutti-Frutti Semi-Precious Stone Line Bracelet in 14k Yellow Gold
Located in Surfside, FL
Line bracelet in 14k yellow gold with Tutti-Frutti rainbow hues semi-precious square cut amethyst
Category

20th Century Link Bracelets

Materials

Yellow Gold

Square Cut Aquamarine Diamond Gold Ring
Located in Berlin, DE
Ring with centrally set aquamarine flanked by diamonds, each in seven rows. 1 central carée cut
Category

Late 20th Century Modern Cluster Rings

Materials

Aquamarine, Diamond, 18k Gold, White Gold

Art Deco Style Platinum Square Cut Aquamarine and Baguette Diamond Ring
Located in Lancashire, Oldham
A strikingly stylish, platinum 2.17ct square, fancy cut aquamarine and baguette diamond Art Deco
Category

2010s Art Deco Engagement Rings

Materials

Aquamarine, Platinum

Art Deco Style Platinum Fancy Square Cut Aquamarine and Baguette Diamond Ring
Located in Lancashire, Oldham
A striking platinum 1.16ct square, fancy cut aquamarine and diamond Art Deco style ring. This super
Category

Early 2000s English Art Deco Three-Stone Rings

Materials

Aquamarine, Diamond, Platinum

18K White Gold Aquamarine Studs 3.60 Carat 1.1x1.1cm
Located in Darmstadt, DE
18K White Gold Aquamarine Studs 3.60 Carat 1.1x1.1cm 2x 1.80ct Square Cut Aquamarine Stones. High
Category

2010s German Modern Stud Earrings

Materials

Aquamarine, 18k Gold, White Gold

21 Carat Aquamarine 14 Karat Yellow Gold Cage Style Cocktail Ring
Located in QLD , AU
cage, it really is a one-of-a-kind piece. The square cut aquamarine weighs approximately 21.00cts and
Category

21st Century and Contemporary American Retro Cocktail Rings

Materials

Aquamarine, 14k Gold, Yellow Gold

9 Karat Gold, Aquamarine Everlasting Revenant Cathedral Ring
By William Llewellyn Griffiths
Located in Melbourne, Vic
yellow gold, the ring features a radiant aquamarine that measures 12.5mm x 12.5mm. This illuminated stone
Category

2010s Australian Gothic Revival Cocktail Rings

Materials

Aquamarine, 9k Gold, Yellow Gold, Gold

Aquamarine Band Ring
By Friedrich Boutique
Located in Frankfurt, DE
Of rectangular design with 1 Aquamarine Baguette-Cut of 0.77 cts and 4 Aquamarine Square-cuts of
Category

21st Century and Contemporary German Band Rings

Materials

Aquamarine, 18k Gold

2.49 Carat Blue Aquamarine and 0.58 Carat Certified Diamond Contemporary Ring
Located in Hamilton, AU
Ring Gem Details The square emerald-cut bright blue Aquamarine is 2.49 carats and measures
Category

21st Century and Contemporary Contemporary Cluster Rings

Materials

Diamond, Aquamarine, Gold, 18k Gold, White Gold

5.0 Carat Aquamarine and Diamond Dress Ring in Art Deco Style, White Gold
Located in Yorkshire, West Yorkshire
An aquamarine and diamond set dress ring centring on a four claw set, octagonal step cut aquamarine
Category

20th Century British Art Deco Engagement Rings

Materials

Aquamarine, Diamond, White Gold

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Square Cut Aquamarine For Sale on 1stDibs

Find the exact square cut aquamarine you’re shopping for in the variety available on 1stDibs. Frequently made of Gold, 18k Gold and White Gold, this item was constructed with great care. In our selection of items, you can find a vintage example as well as a contemporary version. Finding the perfect square cut aquamarine may mean sifting through those created during different time periods — you can find an early version that dates to the 19th Century and a newer variation that were made as recently as the 21st Century. As it relates to this specific piece, our collection includes designs that are universally popular, but 2 Carat and 2.5 Carat carat weights, specifically, are sought with frequency. There have been many well-made iterations of the classic square cut aquamarine over the years, but those made by Doves by Doron Paloma, Petra Class and Valentin Magro are often thought to be among the most beautiful. Today, if you’re looking for a square cut version of this piece and are unable to find the perfect match, our selection also includes cushion cut and emerald cut alternatives. There aren’t many items for men if you’re seeking a square cut aquamarine, as most of the options available are for women and unisex.

How Much is a Square Cut Aquamarine?

On average, a square cut aquamarine at 1stDibs sells for $5,567, while they’re typically $275 on the low end and $108,800 for the highest priced versions of this item.

The Legacy of Aquamarine in Jewelry Design

Perhaps the one gemstone that best embodies the glimmering blue of the ocean is aquamarine, not just in name but also in color. Aqua marina (Latin for water and sea), March’s birthstone, is often crystal clear and blue. Often affordable in price, vintage and antique aquamarine jewelry belongs in everyone’s jewelry box.

Aquamarine is a precious gemstone from the mineral beryl family. Its cousin is the emerald. Like other beryl varieties, aquamarines are rated 7.5 to 8 on the Mohs Hardness Scale. This means that they are soft enough for jewelers to cut to their client’s specs but also durable enough for daily wear.

On land or sea, aquamarines feature prominently in many folk tales, including one about mermaids gifting aquamarine to sailors to protect them during sea voyages. Worn around sailors’ necks as an amulet, it kept them from getting seasick and, most importantly, from shipwrecks. Considered a symbol of courage by some, aquamarine amulets were also favored by Egyptian and Hebrew warriors during battle.

Aquamarine has also made appearances on some of the grandest of great dames. The Brazilian government gifted Eleanor Roosevelt with a 1,847-carat aquamarine in 1935 and Queen Elizabeth II received a sizable aquamarine upon her 1953 coronation; this stone is now the focal point of her aquamarine tiara. And renowned Tiffany Co. designer Jean Schlumberger made a diamond Bow setting for a 148.5-carat aquamarine, which was originally exhibited at the 1893 World’s Columbian Exhibition, now in the collection of the Field Museum of Natural History in Chicago.

On 1stDibs, find a range of vintage and antique aquamarine jewelry that includes unique aquamarine rings, necklaces and other accessories.

Questions About Square Cut Aquamarine
  • 1stDibs ExpertApril 5, 2022
    Emeralds are frequently cut into squares due to their properties. Because they are brittle, the gemstones benefit from stronger rectangular and square shapes. Also, these cuts tend to hide the natural blemishes found in many emeralds. Shop a large selection of emerald gemstone jewelry on 1stDibs.
  • 1stDibs ExpertNovember 13, 2024
    What a square-cut diamond is called depends on how the jeweler arranged its facets. A princess-cut diamond has a square shape and a brilliant cut that maximizes its sparkle. Another square-shaped cut is the Asscher, which is stepped to show off a diamond's color and clarity. Find a large selection of diamond jewelry on 1stDibs.
  • 1stDibs ExpertApril 5, 2022
    No, a square emerald cut is not the same as an asscher cut. Although they have the same basic shape and are both step cuts that maximize clarity, the asscher cut shows off a sharper angle at the corners. Shop a wide variety of gemstone jewelry on 1stDibs.