Edwardian Turquoise & Diamond Double Row Ring art deco and a Broken Column for

and a Broken Column for History (Clio)

and they are quite simply magnificent

The level of detail to the crown (front and back) is superb

platinum head with a simple 18k yellow gold band

These are a early example of the technique

Edwardian Turquoise & Diamond Double Row Ring art deco and a Broken Column forDATE: Edwardian, c. 1910 A cool Edwardian double row ring set with alternating turquoise cabochons and transitional cut diamonds. The diamonds rest in millegrain collet settings, and the two rows are slightly offset from one another. It's modelled in platinum and was made in the early 20th Century, circa 1910. STONES Natural Turquoise and Transitional cut Diamonds total diamond weight approx. 30pts MEASUREMENTS Head: 17. 5 x 5. 6mm 1. 3mm WEIGHT 3. 2g