Early 20th Century Platinum Geometrical Shaped Art Déco Ring

18 kt gold Art Deco diamond-ring , approx. 1910, ring head pierced and significant for the period in platinum, 32 oldcut diamonds and diamond roses tota...

Centered with a old cut diamond weighing approx. 1 .2ct to an openwork bezel and shoulders, mounted in 18kt white gold circa 1935 Size 5 3/4 Weight 4.5gr.

Crossed ring in 18K yellow gold and silver centered by three old mine cut diamonds approx. 0.50 carat, underlined by two lines of rose-cut diamonds. Size: 7 Weight: 3gr.

The old-cut diamond within square surround,setting in 18kt white gold with four rose diamond. Accompanied by a report from Instituto Gemmologico IGN stating that european cut diamond...

This rather beautiful Art Deco ring was made in France likely in the 1930s and features Old European cut and rose cut diamonds all set in a handmade platinum mount. The central diamond in the ring is a millegrain set Old European cut stone of G colour and VS clarity weighing an approximate 0.70 carat. Flanking this central stone are two further Old European cut diamonds which each weigh 0.15 carat and are each of G colour and SI clarity. The balance of the diamonds in the ring are rose cut stones which are each of G colour and SI clarity, and combined with the three larger stones have a weight of 1.14 carat. The back of the rear of the shank is hallmarked with a French platinum purity mark and a rubbed, unidentified makers mark. Marked - French platinum mark...

True to its era this Art Deco diamond ring is crafted in platinum and features a domed cluster with a geometric saw pierced and mille-grained settings set with beautiful early transitional and single cut diamonds. Diamond: One 5.55mm transitional brilliant cut, J-K colour, SI1 material, estimated weight 0.65ct Diamonds: Ten small single-cut diamonds, fine material, estimated total weight 0.12ct Metal: Platinum Weight: 3.10 grams Finger size: S Era: Art Deco Circa 1930s The Art Deco name comes from the 1925 “Exposition...

Ring Size: 6 Metal Type: Platinum [Hallmarked, and Tested] Weight: 4.4 grams Diamond Details: Weight: .85ct, total weight Cut: Old European brilliant Color: G Clarity: VS Finger to...

Ring in platinum, dog's head hallmark. Square shaped, this superb Art Deco ring is adorned with a brilliant-cut diamond, surrounded by baguette-cut diamonds. Asymmetrically, a half-s...