Art Deco Old Mine Cut Diamond Ring Tortoiseshell hallmarked 18 with a crown

hallmarked 18 with a crown on the reverse

The stones are set in enclosed settings

typical of the period

centred with an oval faceted sapphire

These earrings were made circa 1870-80

Art Deco Old Mine Cut Diamond Ring Tortoiseshell hallmarked 18 with a crownAn elegant Art Deco single stone ring from the 1920s, finely crafted in platinum and set with an impressive oval old mine cut diamond of approximately 3. 48 carats displaying a subtle green tint. The principal diamond is graded R S T colour and SI clarity, and is secured in a classic claw setting. The shoulders are embellished with three graduated rows of small old cut diamonds to each side. Current Ring Size: P 1 2 The head of the ring measures 11mm