This Art Deco ring from the 1930s showcases a distinctive 1.70 carat old mine cut diamond with a GIA-certified fancy light brown-yellow hue and I1 clarity, radiating soft warmth and vintage character. Framed by six old mine cut diamonds totaling approximately 0.90 carats, the setting adds gentle brilliance and symmetry. Crafted in platinum and hallmarked with a purity mark, the ring reflects the geometric precision and refined craftsmanship of the Art Deco era. With its unique center stone and antique charm, this piece is a beautifully preserved expression of timeless design. Certificate: GIA #5231593135Center Stone: Old mine cut diamond Weight: 1.70 caratsColor: Fancy light brown-yellowClarity: I1Accent Stone: 6 old mine cut diamonds Weight: Approximately .90 caratsColor: IClarity: IMetal: Platinum Era: Art DecoCirca: 1930's Hallmarks: Purity mark Size: 3.25 and can be resizedGram weight: 3.13