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IWC
Portofino Automatic IW458603
Median resale value
$4,266
Based on 6 listings — treat as indicative
$2,618middle 50% of listings$5,093+
Based on 6 listings — treat as indicative
Every active listing we track, bucketed by asking price. The band you buy in tells you more than the average does.
6 active listings. Median asking price $4,266. The middle 50% ask between $3,454 and $4,855.
Counts here cover listings with a known price, so they can be lower than the active total above.
| Listing | Posted | Condition | Authenticity | Price ↑ | vs median | ||
|---|---|---|---|---|---|---|---|
 | eBay | 10/6/2026 | Good | Unknown | $2,618 | 39% below the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $3,370 | 21% below the median price | View on eBay |
 | eBay | 10/12/2026 | Good | Unknown | $3,704 | 13% below the median price | View on eBay |
 | eBay | 10/17/2026 | Good | Unknown | $4,828 | 13% above the median price | View on eBay |
 | eBay | 10/7/2026 | Good | Unknown | $4,864 | 14% above the median price | View on eBay |
 | eBay | 10/6/2026 | Good | Unknown | $5,105 | 20% above the median price | View on eBay |
We currently track 6 listings for the IWC Portofino Automatic IW458603, with prices ranging from $2,618 – $5,105, from eBay.
The IWC Portofino Automatic IW458603 is a distinguished timepiece that embodies the elegance and sophistication synonymous with the International Watch Company (IWC). This model is part of the Portofino collection, renowned for its classic design and refined aesthetics. Crafted from high-quality stainless steel, the watch features a striking grey dial that complements its minimalist design. The silver-tone hands and hour markers provide a timeless contrast, ensuring readability while maintaining a sleek appearance. The 37mm case houses the IWC-manufactured automatic movement, which is known for its precision and reliability. The Portofino Automatic is designed for men who appreciate understated luxury, making it a versatile accessory for both formal and casual occasions. It features a comfortable leather strap that enhances its sophisticated look while ensuring durability. The watch runs true to size, making it a reliable choice for daily wear. With its blend of traditional craftsmanship and modern technology, the IWC Portofino Automatic IW458603 is a must-have for any watch enthusiast seeking a blend of style and functionality.
The IWC Portofino Automatic IW458603 is a pre-owned IWC watch available for purchase across multiple resale platforms. Shop 6 active listings with prices ranging from $2,618 – $5,105. Find this item on eBay. Listings are available in Good condition, so you can choose the quality and price point that suits you.
Current market prices by condition and authenticity, based on active listings.
| Condition | Listings | Price range |
|---|---|---|
| Good | 6 | $2,618 – $5,105avg $4,081 |
| Status | Listings | Price range |
|---|---|---|
| UnknownListings where authentication status is not specified | 6 | $2,618 – $5,105avg $4,081 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 6 | $24.5K |
| Total | 6 | $24.5K |
Listing counts in the condition and platform tables are filtered subsets (listings with a known condition or price). The “active listings” figure at the top of the page reflects all tracked active listings and may be higher.
