Two ways to bid:
| Price | Bid Increment |
|---|---|
| $0 | $5 |
| $50 | $10 |
| $150 | $25 |
| $500 | $50 |
| $1,000 | $100 |
| $2,000 | $250 |
| $4,000 | $500 |
| $15,000 | $1,000 |
| $50,000 | $2,500 |
| $100,000 | $5,000 |
Nov 10, 2026
Large polished fossil shell with a coiled spiral form and a high-gloss finish. The brown and amber surface shows intricate cream, fern-like suture patterns across both faces. The centre of the coil is a grey crystalline area with darker mineral patches. The open end of the shell shows a cut, polished edge. Shown held in hand for scale.
nautilus fossil, ammonite fossil, polished ammonite specimen, large fossil shell, prehistoric marine fossil, natural collectible specimen
Shipping For shipping assistance, we can provide recommendations for third-party shipping as we do not offer in house packing or shipping. All items need to be picked up within 10 days of sale. Items not collected within this timeframe will be placed in storage at a fee of $10.00 per item per day and noted as abandoned after 14 days.
Available payment options
Congratulations on your winning! As per policy, balances of $2500 or more will need to be paid via bank wire, Zelle, check or money order. See below for payment instructions: Zelle: Send payment to williamsonauction@gmail.com • Wire Transfer: Domestic: WIRE Bank of America Routing: 026009593 Account: 898171631235 Williamson Auction Gallery International: Swift Code:BOFAUS3N Swift Code: BOFAUS6S-NON US CURRENCY Bank of America Account: 898171631235 Bank Address: 222 Broadway, New York, Ny 10038 Check: Williamson Auction Gallery 3816 N 29th Ave Hollywood, FL 33020