Art Deco 4.38 Carat Step-Cut Diamond Flanked Solitaire Ring, circa 1930

Emerald-cut diamond solitaire diamond ring. Set with an octagonal emerald-cut diamond, I colour, VS1 clarity with a weight of 4.63 carats in an open back claw setting, to an impressi...

Art Deco step cut diamond ring. Set with one rectangular step cut diamond, E colour, VS2 clarity, with a weight of 2.07 carats in an ope...

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...

Diamond flanked solitaire ring. Set to centre with an octagonal emerald-cut diamond, G colour, VS1 clarity with a weight of 2.57 carats in an open back claw setting, flanked by six r...

A beautiful 1.08 carat, emerald cut diamond is on display in this 1940s solitaire. Claw set in platinum, the central diamond is graded H in colour and SI1 in clarity. The shoulders a...

Dating to the 1920s this beautiful ring is classically Art Deco. A single emerald cut diamond sits at it’s centre flanked by baguette cut diamonds upon stepped shoulders. The centra...

With a stunning emerald cut diamond at its heart, this awe inspiring piece dates to the height of the 1920s. Weighing 7.60ct, the diamond has been graded by IGI as an I to J in colou...

An exceptional art deco ring featuring a 2.01 carat emerald cut diamond. The diamond was graded by WGI as an impressive F colour and IF clarity. This high grade of diamond...