IWC Portofino Portofino Chronograph Stainless Steel / Black / Milanese
Reference IW3910-30
About this watch
The IWC Portofino Chronograph IW3910-30 is a stunning timepiece that combines style with functionality, embodying elegance and sophistication. Its sleek design perfectly encapsulates the essence of the Portofino family, with a round case made from stainless steel adding durability and luxury. The black dial features stick and dot indexes for ease of reading, while elegant feuille hands sweep across the surface. A small seconds sub-dial adds complexity, hinting at precision within. Chronograph functions are intuitively placed, making it easy to track time. With a robust automatic movement based on the Sellita SW500-1, this watch operates at 28,800 vibrations per hour, ensuring accurate timekeeping and a power reserve of 44 hours. The Milanese strap is stylish and breathable, providing comfort and adjustability. Sapphire glass protects the dial from scratches, while stainless steel construction ensures durability and chic appearance.
Key Features
- IWC caliber 75320 automatic movement
- 42mm stainless steel case with sapphire glass
- Black dial with stick and dot indexes and elegant feuille hands
- Chronograph function for measuring elapsed time
- Milanese strap for comfort and adjustability
- Sapphire glass for scratch resistance
- Stainless steel construction for durability
Specifications
- Brand
- IWC
- Family
- Portofino
- Model
- Portofino Chronograph Stainless Steel / Black / Milanese
- Reference
- IW3910-30
- Movement
- 75320
- Movement Features
-
- Hours, Minutes, Small Seconds
- Date, Day
- Chronograph
- Case
- Stainless Steel 42mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 30
Current Listings
IWC Portofino Pointer Date 39mm
A 39mm IWC Portofino Pointer Date in excellent condition, featuring a full set from 2023 and one minor scuff on the bezel.
- Condition: Excellent
- Case Size: 39mm diameter
- Movement Type: Automatic
- Warranty Left: 6 years

Pre-Owned IWC Portofino Automatic Edition '150 Years' IW356518
This pre-owned IWC Portofino Automatic Edition '150 Years' is a limited edition of 2,000 pieces. It features an automatic movement, 40mm stainless steel case, blue dial, and black leather strap.
- Condition: 81% - with marks on the lugs, bezel, and case
- Movement: Automatic
- Case size: 40mm diameter
- Material: Stainless Steel
IWC Portofino Automatic 40MM IW356303 Silver Dial
IWC Portofino Automatic 40MM IW356303 Silver Dial is a men's watch with a mechanical automatic movement.
- Condition: 90%
- Size: 40mm diameter
- Case material: Stainless Steel

2024 IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401
This IWC Portofino Hand-Wound Moon Phase features a silver-plated dial with a moon phase display, high-polished stainless steel domed bezel and case, and an exhibition caseback offering a clear view of the movement. It has an 8-day power reserve when fully wound and includes various functions such as hours, minutes, date, small seconds subdial, moon phase display, and power reserve indicator.
- Condition: Mint
- Case Size: 42mm
- Material: stainless steel
- Movement Type: hand-wound
IWC Portofino 18K Rose Gold Grey Dial Eight Days 45mm IW510104
The IWC Portofino is a men's watch featuring a grey dial and 18K rose gold case, with a size of 45mm. It has a mechanical manual movement and functions include date and power reserve.
- Condition: 90%
- Case material: 18K Rose Gold
- Movement type: Mechanical Manual
- Size: 45mm
IWC Portofino Hand-Wound 8 Days Hand-Wound Black Steel 45mm IW510102 Strap
The IWC Portofino Hand-Wound 8 Days is a pre-owned watch with a black steel case, featuring an IWC hand-wind movement and 45mm diameter. It comes with an IWC box, papers, and a brown leather strap.
- Condition: Excellent
- Case material: Stainless Steel
- Crystal type: Sapphire
- Movement type: Hand Wind
IWC Portofino Automatic White Dial 38mm IW353303
The IWC Portofino Automatic White Dial is a 38mm men's watch with a mechanical automatic movement and date function, housed in a stainless steel case.
- Condition: 90%
- Case size: 38mm
- Movement type: Mechanical Automatic
IWC Portofino Chronograph Black Dial Automatic IW391002
The IWC Portofino Chronograph Black Dial Automatic IW391002 is a men's watch featuring a stainless steel case and mechanical automatic movement. It has a chronograph function and date display.
- Condition: 95%
- Size: 42mm
- Function: Chronograph ; Date
- Case Material: Stainless Steel

FOST: IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401
The IWC Portofino Hand-Wound Moon Phase features a silver-plated dial with a moon phase display, high-polished stainless steel domed bezel, and an exhibition caseback offering a clear view of the movement.
- Condition: Mint condition
- Case Material: Stainless Steel
- Diameter: 40mm