Mid-Century 4.12 CTW Diamond Platinum Three Stone Vintage Engagement Ring GIA

Centering an carat old mine cushion cut diamond weighing 2.33 carats -F in color with SI1 clarity Set in basket via talon style prongs Flanked by cathedral shoulders Tested with part...

Centering a round brilliant cut diamond weighing 1.46 carats total - F color with VS2 clarity Basket set and flanked by cathedral shoulders bar set with tapered baguette cut diamonds...

Centering an old European cut diamond weighing 1.23 carats total - H color with VS1 clarity Basket set and flanked by cathedral shoulders bar set with marquise cut diamonds Weighing ...

Centering an old mine cut diamond weighing 2.03 carats - J color with SI2 clarity Prong set in basket and flanked by chevron motif cathedral shoulders Bead set with rows of old Europ...

A refined and elegant ring featuring a 1.29 carat emerald-cut diamond of a pristine white color. The ring is accented by baguette-cut diamonds, enhancing the central stone's brillian...

The central emerald cut diamond in this ring measures 75pts and is H/I colour SI2 and has baguette diamonds either side. These measure 5pts each. The stones all have a wonderful glis...

Golconda type IIa diamond flanked solitaire ring. Set to centre with a Golconda type IIa octagonal emerald-cut diamond, D colour, VVS1 clarity, with a weight of 2.36 carats, in an open back claw setting, flanked by two tapered baguette cut diamonds in open back rubover settings with a combined approximate weight of 0.45 carats. The total approximate diamond weight is 2.81 carats, to an impressive flanked solitaire design featuring curving corner claws, a linear pierced gallery and angular open backholing, leading to raised shoulders and flowing through to a solid D-shape shank. Tested platinum, circa 1950, accompanied by Gemological Institute of America (GIA) report #2225798012. Diamonds are classified by scientists into two main types, depending on the presence of nitrogen in the diamond's chemical makeup. Type II diamonds contain little to no such impurities. This type is further subdivided into two groups, ‘a’ and ‘b’, both of which make up less than two percent of all gem quality diamonds. Type IIa diamonds are extremely rare, and the most pure of all diamonds, and consequently exhibit superior transparency. This type was first identified as coming out of India, namely the Golconda region. Some of the most famous diamonds in the world...

A beautiful diamond engagement ring! Crafted in platinum, this substantial ring features a central emerald cut diamond, which has a carat weight of 3.00ct. The stone displays I color...