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IWC Schaffhausen IW459101 Portofino Automatic Day & Night 37 White Mother of Pearl Diamond Stainless Steel Set with Diamonds Blue Leather 37mm Automatic

IWC Schaffhausen IW459101 Portofino Automatic Day & Night 37 White Mother of Pearl Diamond Stainless Steel Set with Diamonds Blue Leather 37mm Automatic IWC Schaffhausen IW459101 Portofino Automatic Day &…

Reference IW459101

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IWC Schaffhausen IW459101 Portofino Automatic Day & Night 37 White Mother of Pearl Diamond Stainless Steel Set with Diamonds Blue Leather 37mm Automatic

$10,450.00

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 IW459101 Portofino Automatic Day & Night 37 White Mother of Pearl Diamond Stainless Steel Set with Diamonds Blue Leather 37mm Automatic

IWC Schaffhausen IW459101 Portofino Automatic Day & Night 37 White Mother of Pearl Diamond Stainless Steel Set with Diamonds Blue Leather 37mm Automatic

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IWC Schaffhausen IW459101 Portofino Automatic Day & Night 37 White Mother of Pearl Diamond Stainless Steel Set with Diamonds Blue Leather 37mm Automatic

Catalogue watch price: $10,450.00 USD

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The IWC Schaffhausen Portofino Automatic Day & Night reference IW459101 is a 37mm stainless steel dress watch featuring a white mother-of-pearl dial and bezel set with factory diamonds, paired with a refined blue leather strap. This piece represents IWC's dedication to elegant, feminine watchmaking within the celebrated Portofino collection.

Reference IW459101 stands apart with its factory-set diamond bezel and luminous mother-of-pearl dial, making it one of the most striking expressions of the Portofino line available today. Contact Bizak & Co. to buy this IWC Portofino online or inquire about pricing and 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 collection has long been regarded as one of the Swiss manufacturer's most eloquent design achievements — a family of timepieces that draws its inspiration from the effortless sophistication of the Italian Riviera coastal town from which it takes its name. Characterized by clean, uncluttered dials, slender cases, and an emphasis on wearable elegance over technical complexity, the Portofino line occupies a distinct and coveted position in IWC's catalog, appealing to collectors who value refined aesthetics as much as fine movement craft.

Reference IW459101 — the Portofino Automatic Day & Night 37 — distills that philosophy into a 37mm stainless steel case sized with effortless versatility in mind. The 37mm diameter sits at a sweet spot that reads unmistakably feminine on the wrist while remaining substantial enough to carry the watch's decorative details with confidence. The stainless steel case is finished to IWC's exacting standards, offering polished surfaces that complement the jeweled appointments throughout.

The dial is perhaps the most captivating element of this reference. A white mother-of-pearl surface shifts and shimmers under changing light, giving the watch a living, organic quality that no applied lacquer or enamel can replicate. Factory-set diamonds are integrated into the dial and the bezel by IWC's own craftspeople, ensuring consistent grading, spacing, and security — a meaningful distinction from aftermarket stone-set pieces. The result is a watch that is simultaneously luxurious and tastefully restrained.

Powering the IW459101 is an IWC automatic movement, the brand's hallmark of mechanical reliability and precision. IWC has built its reputation on robust, well-regulated automatic calibers, and the movement within this Portofino is no exception. The Day & Night complication adds a useful, elegantly displayed indication, extending the watch's practical function beyond simple timekeeping while staying true to the Portofino's dress-watch character. The blue leather strap completes the picture, providing a rich color contrast against the white mother-of-pearl dial and injecting a touch of Mediterranean color that feels entirely appropriate for this model's heritage.

On the wrist, the Portofino IW459101 commands quiet attention. It transitions effortlessly from daytime professional settings to evening occasions, lending itself equally to a boardroom meeting or a formal dinner. The combination of factory diamonds, mother-of-pearl, and the warm sapphire-blue strap gives it a color story that is both timeless and immediately recognizable as IWC's considered handiwork.

At Bizak & Co., we offer this reference IW459101 at the best price, with the full assurance of an authorized and knowledgeable luxury watch dealer. Whether you are adding to a curated collection or purchasing your first IWC, our team is here to guide you through the process. Browse the IWC Portofino IW459101 for sale online at bizakandco.com, or reach out directly to speak with a specialist and secure this exceptional timepiece today.

Technical Details
Reference
IW459101
Model
Portofino
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Leather
Dial
White Mother of Pearl with Factory Diamonds
Case size
37mm
FAQ

1. What makes the IWC Portofino IW459101 special?
The IW459101 combines a white mother-of-pearl dial and factory diamond-set bezel with IWC's signature Portofino elegance in a versatile 37mm stainless steel case. The Day & Night complication and blue leather strap give it both functional depth and a distinctive, refined aesthetic that sets it apart from standard dress watches.

2. What movement powers the IWC Portofino IW459101?
The IW459101 is powered by an IWC automatic movement, reflecting the manufacture's commitment to reliable, in-house mechanical watchmaking. The automatic caliber drives the Day & Night complication alongside standard hours, minutes, and seconds.

3. What is the case size of the IWC Portofino IW459101?
The IWC Portofino IW459101 features a 37mm stainless steel case, a size that balances feminine proportion with enough presence to showcase the diamond-set bezel and mother-of-pearl dial beautifully.

4. Is the IWC Portofino IW459101 suitable for everyday wear?
The Portofino IW459101 is best suited to dress and semi-formal occasions given its diamond-set bezel, mother-of-pearl dial, and leather strap. It is a refined companion for professional and evening settings rather than a sports or utility watch.

5. Are the diamonds on the IWC Portofino IW459101 factory-set?
Yes — both the bezel and dial diamonds on reference IW459101 are factory-set by IWC Schaffhausen, ensuring consistent stone quality, professional-grade setting, and full manufacturer integrity. This distinguishes the piece from aftermarket diamond modifications.

6. How can I buy the IWC Portofino IW459101 from Bizak & Co.?
You can purchase the IWC Portofino IW459101 online at bizakandco.com or contact our team directly for pricing, availability, and any questions.

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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.

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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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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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