Edwardian Diamond, Sapphire & Ruby Harem Ring pietra dura some of the grooves appear

some of the grooves appear to contort into S shapes - a clever trick of the eye

Elegant and simple

A cool antique signet ring featuring an enamelled Union Jack on the face

The three monkeys are Mizaru

Edwardian Diamond, Sapphire & Ruby Harem Ring pietra dura some of the grooves appearDATE: Edwardian, c. 1910 A beautiful antique Harem Ring dating from the Edwardian era, circa 1910. It comprises three individual bands held together at the back one set with diamonds, one with sapphires, and one rubies (the rubies and sapphires are French cuts). It's modelled in 15 karat gold, with the diamonds set in silver to enhance their colour. A particularly fine example of the style. STONES Diamond Sapphire & Ruby (lab grown) MEASUREMENTS Width