ESTATE JEWELRY SALE: LOVE APPROVED
Tue, Feb 3, 2026 11:45AM EST
Lot 223
MARINA B. Modernist Alfa-Den Cocktail Ring In Solid 18Kt Gold With Blue Topaz
Estimate: $4,350 - $8,700
Bid Increments
| Price | Bid Increment |
|---|---|
| $0 | $25 |
| $500 | $50 |
| $1,000 | $100 |
| $2,000 | $200 |
| $5,000 | $500 |
| $10,000 | $1,000 |
A beautiful bold Marina Bvlgari (Marina B.) cocktail ring from the Alfa-Den collection, created in Milano, Italy (1989) and executed with crisp geometric lines in solid 18k yellow and white gold with a high-polished finish. The sculptural top is centered with a bezel-set natural vivid blue topaz, a square step cut measuring 8 x 8 x 6 mm with an estimated weight of approximately 3.25 carats, offering luminous color and a clean, architectural look. The ring weighs 19.5 g (12.55 dwt), is size 6.5 (resizable upon request), measures 21 x 19 mm (0.83 x 0.75 in), and rises approximately 6 mm over the finger. Stamped with Italian control marks, maker’s mark, serial numbers, and signed “©MARINA B. MB MADE IN ITALY .750 C4958.”
Very good conditions. All our diamonds and colored gemstones are naturally earth-mined. Any synthetic (lab-grown) stones will be clearly indicated in the description. Upon Request, Auction House may provide Ring resizing or/and appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.
Condition
Available payment options
Winbids Auctions manage their own shippings, UPS & Fedex. Once buyer receives invoice it will be presented with the shipping cost. If buyer chooses to pay, the auction house will arrange the shipping with a 2-day delivery insured package. This is optional, buyer can also provide auction house with a label or arrange for a pick up. Winning bidders can pick up their won lots at our location. Please bring a photo ID and a copy of your invoice. Please note that taxes will be charged upon pick up unless a valid resale certificate for the business matching the invoice is presented. Buyers are responsible for paying Shipping cost.