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IWC Schaffhausen IW458101 Portofino Automatic 37 Silver Plated Diamond Stainless Steel Brown Leather 37mm Automatic

IWC Schaffhausen IW458101 Portofino Automatic 37 Silver Plated Diamond Stainless Steel Brown Leather 37mm Automatic IWC Schaffhausen IW458101 Portofino Automatic 37 Silver…

Reference IW458101

Full watch configuration

IWC Schaffhausen IW458101 Portofino Automatic 37 Silver Plated Diamond Stainless Steel Brown Leather 37mm Automatic

$4,399.00

By IWC

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

IWC Schaffhausen IW458101 Portofino Automatic 37 Silver Plated Diamond Stainless Steel Brown Leather 37mm Automatic

IWC Schaffhausen IW458101 Portofino Automatic 37 Silver Plated Diamond Stainless Steel Brown Leather 37mm Automatic

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IWC Schaffhausen IW458101 Portofino Automatic 37 Silver Plated Diamond Stainless Steel Brown Leather 37mm Automatic

Catalogue watch price: $4,399.00 USD

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The IWC Schaffhausen Portofino Automatic IW458101 is a new 37mm stainless steel dress watch featuring a silver plated dial set with factory diamonds and a stainless steel bezel, paired with a brown leather strap. This reference exemplifies IWC's commitment to refined, understated elegance scaled perfectly for a 37mm case.

The IW458101 stands out for its diamond-set dial that adds quiet luxury without sacrificing the clean, architectural lines that define the Portofino family. Contact Bizak & Co. today to purchase this reference at the best price or to learn more about availability.

Compare it across every Portofino reference we carry, or browse the full IWC Schaffhausen collection at Bizak & Co.

Buy this Portofino, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

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The IWC Portofino Automatic IW458101 is one of the most compelling expressions of IWC Schaffhausen's enduring dress-watch philosophy. Named after the picturesque Italian fishing village on the Ligurian coast, the Portofino collection has long represented IWC's vision of pure, uncluttered elegance — a counterpoint to the brand's more tool-oriented pilots and divers lines. Since the collection's introduction in the 1980s, the Portofino has attracted buyers who prize classical proportion, legible dials, and movement quality over sportiness or complexity.

At 37mm in diameter, the IW458101 occupies a sweet spot that suits a wide range of wrist sizes while preserving the intimate, refined scale that made classic dress watches so beloved. The stainless steel case is finished to the standards IWC applies across its entire range — clean lugs, a smooth mid-case, and a stainless steel bezel that frames the dial without competing with it. The 37mm footprint makes this reference particularly versatile, transitioning effortlessly from business attire to formal evening dress.

The defining feature of the IW458101 is its silver plated dial set with factory diamonds. IWC sources and sets these stones at the manufacture level, ensuring that each diamond is positioned with the same quality control applied to every other component. The silver plated base gives the dial a warm, reflective backdrop that allows the diamonds to catch light subtly rather than ostentatiously — the result is quiet luxury rather than spectacle. This is a watch that rewards close attention rather than demanding it from across the room.

Power comes from an automatic movement, meaning the watch winds itself through the natural motion of the wrist. IWC's automatic calibers in the Portofino family are known for their reliability and smooth winding efficiency, making this an excellent choice for daily wear without the need to wind the watch each morning. The brown leather strap completes the dressy aesthetic, providing warm contrast against the cool stainless steel case and silver dial — a combination that has become a hallmark of the Portofino's signature look.

Purchasing the IWC Portofino IW458101 from Bizak & Co. means buying an example at a competitive price from a trusted luxury watch dealer. Bizak & Co. specializes in curating authentic, high-quality timepieces for discerning buyers across the United States. Whether you are adding a refined automatic dress watch to your collection or selecting an exceptional gift, the IW458101 represents outstanding value and enduring style. Reach out to the Bizak team to confirm availability, ask questions, or buy online today.

Technical Details
Reference
IW458101
Model
Portofino
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Leather
Dial
Silver Plated with Factory Diamonds
Case size
37mm
FAQ

1. What makes the IWC Portofino IW458101 special?
The IW458101 combines IWC Schaffhausen's classically proportioned 37mm Portofino case with a silver plated dial set with factory diamonds, delivering understated luxury that is rare at this price point. The diamonds are set at the IWC manufacture level, ensuring consistent quality and placement that distinguishes this reference from aftermarket diamond dials.

2. What movement powers the IWC Portofino IW458101?
The IW458101 is driven by an automatic movement that winds itself through the motion of the wearer's wrist. This makes it a low-maintenance, reliable everyday watch without the need for manual winding under normal wearing conditions.

3. What is the case size of the IWC Portofino IW458101?
The IW458101 features a 37mm stainless steel case, a size that suits a broad range of wrist sizes and is particularly well-suited to those who prefer a more classic, refined dress-watch scale. The stainless steel bezel frames the dial cleanly without adding visual bulk.

4. Is the IWC Portofino IW458101 suitable for everyday wear?
Yes, the automatic movement and durable stainless steel case make the IW458101 a practical choice for daily wear, particularly in business or formal settings. The 37mm case and brown leather strap give it the versatility to pair with a wide variety of attire from office to evening events.

5. What does the dial on the IW458101 look like?
The dial is silver plated and set with factory diamonds applied directly by IWC Schaffhausen, giving it a refined, luminous quality. The silver base reflects light warmly and provides an elegant backdrop that lets the diamonds complement rather than overwhelm the watch's clean Portofino aesthetic.

6. How can I buy the IWC Portofino IW458101 and is it a good investment?
You can purchase the IW458101 directly from Bizak & Co. at bizakandco.com, where it is offered at a competitive price. The Portofino line is a long-established, well-regarded IWC collection, and a new example with a factory diamond dial represents both a wearable luxury and a sound addition to any watch collection.

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Our five-year Bizak & Co. warranty covers manufacturing defects affecting mechanical operation under normal use, starting on delivery. It is separate from any remaining manufacturer warranty.

Exclusions include accidental damage, misuse, water damage, cosmetic damage, normal wear, loss and theft. Coverage and service availability for vintage or modified watches are confirmed in writing before purchase.

Read the full warranty terms and service instructions. 

90-Day Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

Read eligibility, condition requirements, and exclusions.

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Insured shipping

U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

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