Skip to product information
IWC Portofino Automatic Steel 34mm Silver White Diamonds Dial IW357411- BRAND NEW

IWC Portofino Automatic Steel 34mm Silver White Diamonds Dial IW357411- BRAND NEW IWC Portofino Automatic Steel 34mm Silver White…

Reference IW357411

Full watch configuration

IWC Portofino Automatic Steel 34mm Silver White Diamonds Dial IW357411- BRAND NEW

$5,199.00
Requested condition
Brand New

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 Automatic Steel 34mm Silver White Diamonds Dial IW357411- BRAND NEW

IWC Portofino Automatic Steel 34mm Silver White Diamonds Dial IW357411- BRAND NEW

Current Catalogue Asking Price:

Your Offer

$

Submit your offer for review. Availability and the final price require confirmation.

Preferred Contact Method
I have a trade-in / add a note

Reserve with $200

IWC Portofino Automatic Steel 34mm Silver White Diamonds Dial IW357411- BRAND NEW

Catalogue watch price: $5,199.00 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.

Shipping details · Return terms

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

After payment, our team starts the tailored search and contacts you to confirm the specific watch and final invoice. A deposit does not guarantee a unit, the listed price or a delivery date.

Need installments? Check eligibility before paying a deposit.

Speak with a Bizak & Co. specialist about this piece

|Call or Text

The IWC Portofino Automatic IW357411 is a brand-new 34mm stainless steel dress watch featuring a silver dial set with diamonds and Roman numeral indexes, paired with a classic leather strap. Its refined proportions and diamond detailing make it one of the most elegant references in the Portofino collection.

Reference IW357411 stands out for combining IWC's understated Italian-inspired design language with the quiet glamour of a diamond-set dial, making it equally at home at a formal dinner or an upscale afternoon event. Contact Bizak & Co. today to purchase this Portofino online or speak with a specialist about pricing and availability.

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.

Not the exact one you’re looking for?

Source your dream watch

Learn More

The IWC Portofino collection draws its name and spirit from the famously picturesque harbor town on the Italian Riviera, and since its introduction the line has served as IWC's purest expression of European dress-watch sensibility. Clean dials, slim cases, and restrained ornamentation are the hallmarks of the family, and reference IW357411 exemplifies all three while adding a layer of genuine luxury through its diamond-set dial.

At 34mm in diameter the IW357411 occupies a sweet spot that IWC has long favored for its more elegant Portofino references. The case is crafted in polished stainless steel, a material that keeps the watch versatile and approachable while still conveying sophistication, and the matching stainless steel bezel frames the dial with consistent visual weight. The 34mm footprint wears beautifully on slender wrists and reads as intentionally refined rather than simply small.

The silver dial is the centerpiece of the reference. Roman numerals — a signature Portofino design choice that reinforces the collection's old-world European character — mark the hours, while diamonds are set into the dial surface to catch light and add brilliance without overwhelming the composition. The result is a dial that is simultaneously classic and genuinely dazzling, a combination that is harder to achieve than it might appear.

Power comes from an automatic movement, meaning the watch winds itself through the natural motion of the wearer's wrist and requires no battery. Automatic calibers sit at the heart of IWC's watchmaking identity, and the Portofino line has always been the brand's vehicle for presenting that craft in the most elegant possible context. The leather strap completes the ensemble, adding a supple, traditional finish that suits both business attire and evening dress.

Buying a brand-new IW357411 from Bizak & Co. means receiving the watch in factory-fresh, unworn condition with all manufacturer protections intact. Bizak & Co. is a trusted luxury watch dealer committed to authenticity, competitive pricing, and knowledgeable service. Whether you are adding a signature dress watch to your collection, searching for a meaningful gift, or buying your first IWC, the Portofino IW357411 represents an exceptional choice — and the team at bizakandco.com is ready to assist you through every step of the purchase.

Technical Details
Reference
IW357411
Model
Portofino
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Leather
Dial
Silver white diamonds
Case size
34mm
Requested condition
Brand New
FAQ

1. What makes the IWC Portofino IW357411 special?
The IW357411 distinguishes itself within the Portofino family through its combination of a diamond-set silver dial and Roman numeral hour markers, giving it a level of formal elegance rare in a stainless steel dress watch. The 34mm case size and leather strap reinforce its positioning as a refined, occasion-ready timepiece.

2. What movement powers the IWC Portofino IW357411?
Reference IW357411 is driven by an automatic movement that self-winds through the motion of the wearer's wrist. Automatic calibers are central to IWC's watchmaking heritage and are standard across the core Portofino Automatic range.

3. What is the case size of the IWC Portofino IW357411?
The IW357411 features a 34mm stainless steel case, making it a smaller, more elegant expression of the Portofino line. This size is well suited to slender or medium wrists and is a popular choice for those who prefer refined proportions.

4. Is the IWC Portofino IW357411 suitable for everyday wear?
The Portofino IW357411 is ideally positioned as a dress or smart-casual watch rather than a sport or utility piece. Its leather strap, polished steel case, and diamond dial make it a natural companion for business, formal events, or any occasion where understated elegance is appropriate.

5. What is the dial like on the IWC Portofino IW357411?
The dial is silver in color with diamonds set into its surface and Roman numeral hour indexes, a classic Portofino design element. The combination creates a dial that is luminous and celebratory while remaining true to the collection's clean, uncluttered aesthetic.

6. Is the IWC Portofino IW357411 a good buy, and how can I purchase it from Bizak & Co.?
Brand-new condition and a timeless design make the IW357411 a strong choice for collectors and first-time IWC buyers alike, with strong long-term desirability owing to the Portofino's enduring reputation. You can buy the IWC Portofino IW357411 online at bizakandco.com or contact the Bizak & Co. team directly for pricing, availability, and any questions.

Certified Authenticity

Every watch is authenticated before delivery.

Real Family Business

You're buying from genuine people, 30 years in business.

Bizak & Co. Warranty

Every watch is checked by us before shipping.

5 Years Warranty

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.

Insured delivery

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.

You might also like...

Customer Reviews

Read our reviews on Trustpilot

  • Great family business

    Great family business. They went out of their way to make my purchase go smoothly, they definitely earned my watch business!

    Paul

    Read on Trustpilot ↗
  • Good seller

    Good seller. Honest family

    Mateusz

    Read on Trustpilot ↗
  • Honest family company

    Honest family company. I’ve done business many times!

    Mollie

    Read on Trustpilot ↗
  • Trusted Seller

    Trusted Seller, Definitely recommend for all watches purchase!

    Consumer

    Read on Trustpilot ↗
  • Trusted and honest seller

    Trusted and honest seller. Deal with confidence.

    Jean Dib

    Read on Trustpilot ↗