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IWC Portofino Complete Calendar Steel 41mm Silver Dial Leather Strap IW359001

IWC Portofino Complete Calendar Steel 41mm Silver Dial Leather Strap IW359001 IWC Portofino Complete Calendar Steel 41mm Silver…

Reference IW359001

Full watch configuration

IWC Portofino Complete Calendar Steel 41mm Silver Dial Leather Strap IW359001

$10,440.00
Requested accessories
Full Set

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 Portofino Complete Calendar Steel 41mm Silver Dial Leather Strap IW359001

IWC Portofino Complete Calendar Steel 41mm Silver Dial Leather Strap IW359001

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IWC Portofino Complete Calendar Steel 41mm Silver Dial Leather Strap IW359001

Catalogue watch price: $10,440.00 USD

Your $200 deposit is applied to the watch’s purchase price. It is refundable only if Bizak & Co. cannot fulfill your order.

Estimated remaining balance: $. Pay by bank wire or cryptocurrency after we confirm your watch and final invoice. Shipping and applicable taxes are additional.

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Watch shipping is paid with the final balance: $100 for U.S. overnight delivery or $500 internationally. Applicable taxes and import charges are additional.

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The IWC Portofino Complete Calendar IW359001 is a 41mm steel dress watch featuring a clean silver index dial, a complete calendar complication, and a supple leather strap — one of IWC's most elegant and practical complications in the refined Portofino line.

The IW359001 stands out for pairing everyday wearability with the sophistication of a full calendar display, making it equally at home at a business meeting or a weekend dinner; contact Bizak & Co. today to purchase this reference online at the best price.

Compare it across every Portofino reference we carry, or browse the full IWC 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 Complete Calendar IW359001 represents the meeting point of Italian-inspired elegance and Swiss horological substance. The Portofino collection was conceived as a tribute to the glamour and understated sophistication of the eponymous Italian coastal town, and since its introduction IWC has developed it into one of the watchmaking world's most respected dress-watch lines. Among its complications, the Complete Calendar stands as perhaps the most versatile — delivering day, date, and month at a glance without the mechanical complexity of a perpetual calendar, and appealing to wearers who want meaningful function without sacrificing clean aesthetics.

At 41mm in polished and brushed stainless steel, the IW359001 sits precisely at the sweet spot of modern proportions — substantial enough to read with authority on the wrist, slim enough to disappear beneath a shirt cuff. The case architecture is quintessentially Portofino: gracefully curved lugs, a domed sapphire crystal, and finishing that balances mirror-polished surfaces against satin-brushed flanks. The steel bezel frames the dial without competing for attention, keeping the eye drawn inward to where the watch's character truly lives.

The silver index dial is the soul of the IW359001. Applied hour markers in a matching metallic finish catch light with quiet confidence, while the complete calendar subdials are arranged with IWC's characteristic discipline — legible, symmetrical, and never cluttered. The combination of date, day, and month readouts transforms the dial into a genuine daily instrument, the kind of watch you glance at not just for the time but to orient yourself in the week and the year. A leather strap in a complementary tone ties the package together with warmth, lending the watch an unmistakably continental feel.

Powering the IW359001 is an automatic movement — a self-winding caliber that winds itself through the natural motion of the wearer's wrist, requiring none of the daily attention of a manually wound watch. IWC's movements in the Portofino Complete Calendar family are engineered for reliability and longevity, finished to standards that befit a watch at this tier of the market.

On the wrist, the Portofino Complete Calendar IW359001 projects refinement without ostentation. It is the watch of a person who appreciates craftsmanship and practicality in equal measure — a professional who wants a timepiece that can transition effortlessly from boardroom to dinner table, and a collector who values a well-considered complication in a classically proportioned case. The leather strap ensures comfort across long days, and the overall package is among the most complete value propositions in IWC's catalog at this size.

Bizak & Co. is proud to offer this IWC Portofino IW359001, complete with box and papers, at the best price available online. Purchasing from Bizak means buying with confidence: every watch we sell is authenticated, sourced through legitimate channels, and backed by our commitment to customer satisfaction. Whether you are adding the IW359001 to a growing collection or buying your first serious timepiece, we invite you to contact us or complete your purchase directly at bizakandco.com — where luxury watches meet honest, expert service.

Technical Details
Reference
IW359001
Model
Portofino
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Leather
Dial
Silver index
Case size
41mm
Requested accessories
Full Set
FAQ

1. What makes the IWC Portofino IW359001 special?
The IW359001 combines IWC's celebrated Portofino dress-watch design with a complete calendar complication that displays the day, date, and month simultaneously. It offers genuine horological function — three calendar indications at a glance — housed in an elegantly proportioned 41mm steel case that is equally suited to formal and smart-casual occasions.

2. What movement powers the IWC Portofino Complete Calendar IW359001?
The IW359001 is powered by an automatic, self-winding movement that winds through the natural motion of the wearer's wrist. IWC manufactures this caliber to the exacting tolerances expected of a Swiss luxury brand, ensuring consistent accuracy and long-term reliability.

3. What is the case size and material of the IW359001?
The IWC Portofino IW359001 features a 41mm stainless steel case — a versatile diameter that suits a wide range of wrist sizes and pairs naturally with both formal attire and business dress. The steel construction balances durability with the refined aesthetic the Portofino line is known for.

4. Is the IWC Portofino Complete Calendar a good everyday watch?
Yes — the complete calendar complication makes the IW359001 highly practical for daily wear, giving the owner immediate access to day, date, and month without needing to consult a phone. The 41mm steel case is robust, and the leather strap is comfortable for all-day use, making it an excellent companion from morning to evening.

5. What does the dial look like on the IWC Portofino IW359001?
The IW359001 features a silver dial with applied index hour markers that reflect light subtly and elegantly. The complete calendar subdials are integrated with IWC's characteristic restraint — organized, legible, and in keeping with the clean, refined character of the Portofino aesthetic.

6. Is the IWC Portofino IW359001 a good buy, and how can I purchase it from Bizak & Co.?
The IW359001 is offered with box and papers at the best price through Bizak & Co., making it an outstanding opportunity for collectors and first-time luxury watch buyers alike. You can purchase it directly at bizakandco.com or contact our team for personalized assistance — we are committed to making every transaction straightforward, transparent, and fully authenticated.

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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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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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