IWC Portofino IW391029
42mm · Stainless Steel · Caliber 79320 · 30m
IWC Schaffhausen Portofino Chronograph
Related references — same collection
Shared specifications help discovery; these links do not assert a predecessor or successor relationship.
Compare specifications
| Specification | IW391029 | IW3910-19 | IW3910-23 | IW3910-24 | IW391027 |
|---|---|---|---|---|---|
| Case diameter | 42mm | 42mm | 42mm | 42mm | 42mm |
| Case material | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel |
| Water resistance | 30m | 30m | 30m | 30m | 30m |
| Movement | Automatic | — | — | — | Automatic |
| Caliber | 79320 | 79320 | 79320 | 79320 | 79320 |
| Power reserve | 44 hours | — | — | — | 44 hours |
Sources & record notes
Displayed specifications follow the most complete source record. Other source records are retained below; conflicting values are not silently combined. The Watch Pages.
- The Watch Pages ↗ · 2026-09-24 02:57:04 JST
- WatchTraderHub ↗ · 2026-09-21 16:11:09 JST
The Watch Pages · IWC Schaffhausen IW391029
Original collection: Not recorded
Technical Specifications / Date Added: September 10, 2021 Technical Specifications / Reference: IW391029 Technical Specifications / Brand: IWC Schaffhausen Technical Specifications / Case Size: 42mm Technical Specifications / Case Material: Stainless Steel Technical Specifications / Dial Color: Black Technical Specifications / Movement: Automatic Technical Specifications / Caliber: 79320 Technical Specifications / Power Reserve: 44 hours Technical Specifications / Water Resistance: 30m Technical Specifications / Strap Material: Alligator Technical Specifications / Strap Color: Black Technical Specifications / Buckle Type: Pin Technical Specifications / Style: Sporty, Classic Technical Specifications / Special Features: Water Resistant Technical Specifications / Complications: Chronograph, Small Seconds, Day of the Week Indicator, Date
WatchTraderHub · IWC Schaffhausen IW391029
Original collection: Portofino
structured_data / Brand: IWC Schaffhausen structured_data / Reference Number: IW391029 structured_data / Collection: Portofino structured_data / Case Diameter: 42mm structured_data / Case Material: Steel structured_data / Water Resistance: 30m structured_data / Crystal: Sapphire Crystal structured_data / Movement Type: Automatic structured_data / Caliber: 79320 structured_data / Bracelet/Strap: Alligator Skin structured_data / Feature: Chronograph structured_data / Feature: Date structured_data / Feature: Small seconds structured_data / Feature: Weekday
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