1940s WWII Era Trench Art Silver Tone Steel Engraved RD Sweetheart Ring US 5

Circa 1940s, WWII Era.
Handmade of steel. Hand engraved with flowers, and at the center is a heart with the initials "RD" engraved inside.

Ring measures approximately a US size 5 on mandrel.
Weighs approximately 6.56 grams.

In excellent condition with no noticeable flaws. Please see all photos.