60s Vintage Collar Necklace Medallion 18k Yellow Gold 15.5" Fine Estate Jewelry

A vintage 18k gold tubogas necklace with a sleek, refined profile. Its subtle ridged surface reflect the light in a soft, understated way.  The tubogas style is recognized for its sm...

This vintage 18k yellow gold collar necklace exemplifies timeless elegance with its sleek, minimalist design that creates a sophisticated statement piece. Weighing a substantial 22.2...

A striking statement piece crafted in 18K yellow gold, this sculptural collar necklace features a dynamic wave motif adorned with a dazzling mix of diamonds. The design alternates be...

Buccellati was the first to introduce the technique of texture engraving. His pieces are rich in textural quality. This authentic  Buccellati necklace is crafted in solid 18K yello...

This vintage Tiffany & Co. necklace is designed in a wide collar style, crafted of 18k yellow gold with platinum settings for the diamonds. The openwork gold lattice forms a geometric pattern that gradually widens toward the front and narrows toward the clasp. Each intersection of the lattice is accented with a round brilliant-cut diamond. The stones are arranged in a consistent rhythm, giving the design an orderly appearance despite its complexity. This Tiffany diamond necklace is a structured, statement-making piece with an architectural design and beautifully clean lines. Worn with an open neckline for a stunning evening look, it adds a sense of refined boldness that feels chic and unexpected. The vintage Tiffany collar necklace...

A rare and highly collectible vintage Tiffany & Co. 18k yellow gold collar necklace, crafted with exceptional Italian precision and the timeless elegance the brand is known for. This...

A thick collar necklace, featuring a snake skin design made with solid 18K yellow gold and a removable Greek silver drachma coin of Alexander the Great. Accented by a row on each sid...

This exquisite collar necklace is crafted in solid 18k yellow gold and showcases beautiful workmanship throughout. Featuring approximately 190 round-cut diamonds with an estimated to...

Simply Magnificent! Exclusive Diamond 18K Yellow Gold Spiral Necklace. Hand set with 1026 Brilliant-cut Diamonds, F/VS1, weighing approx. 5...

This one of a kind vintage choker is handcrafted in 19k yellow gold. The elongated shell-like links feature a row round natural pearls accented by a row of diamonds on either end and...