18k Vintage Pink Gold Diamond & Ruby Tank Ring

Description:  A retro vintage 18k stamped with eagle head hallmark diamond and ruby tank ring in pink gold.

Measures:  16.4 x 9.2mm

Size:  4.5 (Resizable)

Weight:  3.54g

History:  Did you know that the tank ring refers to the tanks of the WWI, during which time this style appeared? With the limitation on platinum, gold added to copper and other alloys became a more affordable option in jewelry. This results in beautiful rose, pink, and green tone gold.