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IWC Portugieser Automatic 40 Stainless Steel Silver Dial IW358304 - BRAND NEW

IWC Portugieser Automatic 40 Stainless Steel Silver Dial IW358304 - BRAND NEW IWC Portugieser Automatic 40 Stainless Steel Silver…

Reference IW358304

Full watch configuration

IWC Portugieser Automatic 40 Stainless Steel Silver Dial IW358304 - BRAND NEW

$7,110.00
Requested condition
Brand New
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 Portugieser Automatic 40 Stainless Steel Silver Dial IW358304 - BRAND NEW

IWC Portugieser Automatic 40 Stainless Steel Silver Dial IW358304 - BRAND NEW

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IWC Portugieser Automatic 40 Stainless Steel Silver Dial IW358304 - BRAND NEW

Catalogue watch price: $7,110.00 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 Portugieser Automatic 40 IW358304 is a brand-new stainless steel dress watch featuring a clean silver dial with classic Arabic numerals and an automatic movement, offered at the best price through Bizak & Co. At 40 mm, this reference strikes an ideal balance between the Portugieser's storied large-format heritage and modern everyday wearability. The leather strap and stainless steel case complete a timeless, refined aesthetic.

Reference IW358304 stands out for its pure, uncluttered dial design and the enduring prestige of the IWC Portugieser lineage — a combination that makes it equally at home in the boardroom or at a formal dinner. Contact Bizak & Co. today to purchase this brand-new IWC Portugieser Automatic 40 online and experience white-glove service from a trusted luxury watch dealer.

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

Buy this Portugieser, 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 Portugieser is one of the most storied and recognizable lines in Swiss watchmaking, tracing its origins to the late 1930s when IWC — the International Watch Company of Schaffhausen, Switzerland — was commissioned to produce a wristwatch with the precision of a marine chronometer. The result was a timepiece defined by its generous proportions, clean typography, and supremely legible dial, qualities that have defined every generation of the Portugieser ever since. The IW358304 is the contemporary expression of that legacy, resized to a versatile 40 mm for collectors who want authentic Portugieser character in a more approachable case diameter.

The case of the IW358304 is crafted in stainless steel with the brand's characteristically smooth, polished surfaces and elegantly curved lugs that flow naturally from the round case middle. At 40 mm, the watch sits comfortably on a wide range of wrist sizes without sacrificing the open, architectural dial space that is the Portugieser's signature. The stainless steel bezel is slim and unobtrusive, ensuring nothing competes with the face of the watch itself.

The silver dial is the undisputed centerpiece of this reference. Classic Arabic numerals rendered in a refined font are arranged at even intervals around the chapter ring, a nod to the pocket-watch tradition that inspired the original Portugieser. The overall effect is one of confident minimalism: no unnecessary sub-registers or color accents, just legible, beautifully spaced typography against a luminous silver ground. A pair of sword-shaped hands sweeps across the surface with unhurried precision.

Power comes from an IWC automatic movement, a self-winding caliber that reflects the brand's deep engineering expertise in Schaffhausen. The movement winds efficiently through everyday motion, making the IW358304 a genuinely practical companion as well as a collector's piece. For buyers seeking a dress watch that can be worn daily without compromise, the Portugieser Automatic 40 delivers exactly that confidence.

The watch is paired with a leather strap that underlines the Portugieser's decidedly classical, dress-oriented character. Leather has been the natural companion to this line since its inception, lending a warm, traditional contrast to the cool brightness of the stainless steel case. Whether dressed up for a formal occasion or worn casually with weekend attire, the combination reads effortlessly correct.

Bizak & Co. is pleased to offer this IWC Portugieser Automatic 40 IW358304 as a brand-new timepiece, complete with box and papers, at the best price available. Buying from Bizak means working with an experienced, trustworthy luxury watch dealer who stands behind every sale with full authenticity assurance and attentive customer service. Explore the IW358304 on bizakandco.com or reach out directly — our team is ready to help you acquire this exceptional piece with complete confidence.

Technical Details
Reference
IW358304
Model
Portugieser
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Leather
Dial
Silver with Arabic numerals
Case size
40mm
Requested condition
Brand New
Requested accessories
Full Set
FAQ

1. What makes the IWC Portugieser Automatic 40 IW358304 special?
The IW358304 distills the Portugieser's century-spanning design language — clean Arabic numerals, an uncluttered silver dial, and classically proportioned stainless steel case — into a contemporary 40 mm package. It represents IWC's purest expression of dress-watch design, with no unnecessary complications to dilute the aesthetic. For collectors who appreciate timeless elegance over trend-driven styling, this reference is genuinely difficult to surpass.

2. What movement powers the IWC Portugieser IW358304?
The IW358304 is driven by an IWC automatic movement, a self-winding caliber developed and assembled at the manufacture in Schaffhausen, Switzerland. The rotor winds the mainspring through natural wrist motion, meaning the watch stays running during regular wear without any manual winding routine. IWC's automatic movements are renowned for their reliability and finishing quality.

3. What is the case size of the IWC Portugieser Automatic 40?
As the model name indicates, this reference features a 40 mm stainless steel case, a size that sits squarely in the sweet spot for modern dress-watch wearers. The 40 mm diameter offers the open, legible dial space that the Portugieser is famous for while remaining versatile enough for most wrist sizes. It is noticeably more understated than earlier large-format Portugieser references, making it an accessible entry point into the collection.

4. Is the IWC Portugieser IW358304 suitable for everyday wear?
Yes — the combination of a robust stainless steel case, an automatic movement, and a well-finished leather strap makes the IW358304 a practical choice for daily use. Its clean dial ensures it transitions effortlessly from a business setting to a formal evening event. Buyers looking for one versatile dress watch that can genuinely be worn every day will find this reference an excellent fit.

5. What are the dial and strap materials on the IW358304?
The dial is finished in silver with Arabic numerals, delivering the crisp, high-contrast legibility that has defined the Portugieser since its inception. The watch is fitted on a leather strap, which pairs naturally with the classical character of the case and dial and suits both formal and smart-casual dress codes. The stainless steel bezel keeps the overall look clean and purposefully restrained.

6. Is the IWC Portugieser Automatic 40 IW358304 a good buy, and how can I purchase it from Bizak & Co.?
The Portugieser Automatic 40 IW358304 is widely regarded as one of the finest entry points into IWC's most prestigious dress-watch family, combining heritage design, manufacture movement technology, and broad versatility at a compelling price point. Bizak & Co. offers this reference brand new with full box and papers, backed by our authenticity guarantee and personalized service. Visit bizakandco.com or contact our team directly to purchase the IW358304 online at the best price.

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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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