Platt Boutique Jewelry

French Art Deco era 4.50 Ctw. Diamond Geometric Brooch composed of platinum and 18k white gold. Featuring 3 Transitional Round Cut diamonds estimated to weigh approximately 1.00 cara...

Art Deco Era 0.90 Carat Old Mine Cut Diamond Double Halo 'Target' Ring composed of platinum. With a 0.90 carat Old Mine Cut diamond at the center, surrounded by 29 Old European Cut d...

Art Deco Era 1.43 Carat Hexagonal Step Cut Diamond 'Dinner' Ring composed of platinum. With a 1.43 carat hexagonal Step Cut Diamond, GIA certi...

A unique & Heavy Vintage Tiffany & Co. Geometric Cutout Bracelet., composed of 18k yellow gold. The links have geometric cut out details, alternating between large circular links and...

Vintage 5.04 Carat Oval Emerald Cabochon & Baguette Cut Diamond Ring composed of 18k yellow gold. With a 5.04 carat Natural Zambian oval cab...

Art Deco era 3.37 Ctw. Old European Cut Diamond 3-Stone 'Dinner" Ring composed of platinum. With 3 Old European Cut diamonds, one weighing 1.00 carat (GIA certified M color/VS2 clari...

A unique French Art Deco era 1.40 Carat Old European Cut Diamond Two-Tone Engagement Ring composed of 18k yellow gold and platinum. Featuring a 1.40 carat Old European Cut diamond, G...

Art Deco era 2.38 Carat Natural Fancy Brown-Yellow Asscher Cut Diamond Engagement Ring, composed of platinum. Centering on a 2.38 carat Asscher Cut diamond, GIA certified Natural Fan...

Vintage 6.00 Ctw. Old Cut Diamond Brutalist Cuff Bracelet composed of 18k yellow gold and platinum. With 105 diamonds set within the domed top of this cuff bracelet - a combination o...

2.09 Carat Emerald Cut Diamond Solitaire Engagement Ring from The Bespoke by Platt Collection, composed of 18k yellow gold. The 2.09 Carat Antique Emerald Cut diamond is GIA certifie...

Edwardian era French import 2.40 Carat Oval Cabochon Sapphire & Old Mine Cut Diamond Cluster Engagement Ring, composed of 18k rose gold & platinum. The 2.40 carat Oval Cabochon blue ...

Vintage 8.00 Ctw. Baguette Cut & Princess Cut Diamond 'Fan' Ring Set by MWI ELOQUENCE. With one ring being composed of platinum and the other of platinum and 18k yellow gold. These two rings are being sold together as a set. Each ring has 54 diamonds, a combination of Baguette Cut, Tapered Baguette Cut, and Princess Cut diamonds, weighing approximately 4.00 carats in total per ring. All diamonds have colors estimated to range F-G and clarities estimated to range VS1-VS2. The diamonds are arranged in a vertical 'fan' type of motif, with the Baguette Cut and Tapered Baguette Cut diamonds standing vertically, with a row of Princess Cut diamonds above and below. Rings measure approximately 12 mm tall off the finger, and when stacked together look similar to a domed bombe ring. The all-platinum ring weighs 12.7 grams and the platinum/18k yellow gold ring weighs 9.6 grams. With an 'MWI' jewelry stamp. Circa 1980's-1990's. Who Is MWI Eloquence? MWI is a family-owned and operated diamond and jewelry manufacturer. Founded in 1954 by Michael Werdiger...