IWC Portofino IW391503 Automatic Chronograph White Dial Men's Watch
Updated August 11, 2026
| Lot number | 0433C |
| Estimate | $9,581 - $12,455 |
| Opening bid | $100 |
| Auction | Diamonds are Forever - Loose Stones & Jewelry |
| Date | August 20, 2026 at 12:00 PM EDT |
| Auction house | Bidhaus |
| Location | New York, New York |
IWC Portofino IW391503 Automatic Chronograph White Dial Men's Watch This IWC Portofino Chronograph IW391503 is a men's automatic wristwatch featuring a white dial. Crafted in Switzerland, this
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