Vintage/Antique Art Deco 9KT Gold & Platinum Blue Stone Solitaire Ring, Size 5.25-5.5

This stunning Art Deco era solitaire ring features a faceted blue center stone in an elaborate hand-carved mounting. The stone is prong-set and measures approximately 11 mm in diameter, creating an elegant and eye-catching presence on the hand.

Main Stone: Tests within the range of spinel but is most likely synthetic. Because of this, the ring can also serve beautifully as a semi-mount for future custom projects.
Metal: Hallmarked “GOLD & PLAT”; tested as 9K gold with platinum elements.
Ring Size: Approximately 5.25–5.5; resizable by a professional jeweler.
Weight: ~4 grams
Era: Art Deco (1920s–1930s)

The ring is in great vintage condition with age-appropriate wear. The intricate craftsmanship and mixed-metal design reflect extremely fine workmanship—making this piece a high-quality yet affordable alternative engagement ring or a standout addition to any vintage jewelry collection.

*Listing is for the 9KT Gold & Platinum Blue Stone Solitaire Ring only. Other jewelry pieces shown in photos are for styling/pairing purposes and are not included in the sale.

*Due to the value of this item
-The price reflects a domestic shipping cost of $20, which includes tracking and insurance.Ring
-International shipping uses USPS Priority Mail or UPS International with insurance. If you prefer a different shipping option, please contact the seller before purchase.