Malachite Signet Ring Gem:Malachite Hallmarks: Stamped with French eagle’s

Hallmarks: Stamped with French eagle’s head hallmark denoting it to be of at least 18 carat purity and produced after 1838

estimated in setting to a total weight of 0

Metal: Platinum-topped gold

Era: 1920s

it is most likely a product of two different pieces that have been joined to form a new design as well as effectively resizing the ring

Malachite Signet Ring Gem:Malachite Hallmarks: Stamped with French eagle’sEra: 1980sMetal: 9ct GoldGem: Malachite (10mm x 8mm)Size: UK L US 6Hallmarks: Crown, 375 (for 9 carat), London, H (1982), WC (makers mark)This ring needs a little extra care; please see our Care Page for more information.