Skip to product information
IWC Schaffhausen IW458105 Portofino Automatic 37 Silver Plated Diamond Red Gold Orange Leather 37mm Automatic

IWC Schaffhausen IW458105 Portofino Automatic 37 Silver Plated Diamond Red Gold Orange Leather 37mm Automatic IWC Schaffhausen IW458105 Portofino Automatic 37 Silver…

Reference IW458105

Full watch configuration

IWC Schaffhausen IW458105 Portofino Automatic 37 Silver Plated Diamond Red Gold Orange Leather 37mm Automatic

$10,699.00

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 IW458105 Portofino Automatic 37 Silver Plated Diamond Red Gold Orange Leather 37mm Automatic

IWC Schaffhausen IW458105 Portofino Automatic 37 Silver Plated Diamond Red Gold Orange Leather 37mm Automatic

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 Schaffhausen IW458105 Portofino Automatic 37 Silver Plated Diamond Red Gold Orange Leather 37mm Automatic

Catalogue watch price: $10,699.00 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 Schaffhausen Portofino IW458105 is a new 37mm automatic wristwatch crafted in red gold, featuring a silver plated dial set with factory diamonds and a refined red gold bezel. The watch is presented on an orange leather strap, lending it a warm, distinctly Mediterranean character that complements its precious metal case.

Reference IW458105 stands out for its combination of understated Portofino elegance with the luxury of genuine red gold and diamond indices straight from the IWC manufacture, making it an exceptional choice for discerning collectors. Contact Bizak & Co. today to purchase this reference or to learn more 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.

Not the exact one you’re looking for?

Source your dream watch

Learn More

The IWC Portofino collection has long represented the most classically inclined expression of IWC Schaffhausen's watchmaking philosophy, drawing its name and spirit from the sun-drenched Italian Riviera village of Portofino. Since its introduction, the line has been defined by clean dials, slender cases, and an almost architectural restraint that sets it apart from the sportier or more complication-heavy references in the IWC catalogue. Reference IW458105 distills these values into a 37mm package sized to sit elegantly on a range of wrists, offering the full prestige of IWC craftsmanship in a form that wears with effortless refinement.

The 37mm red gold case of the IW458105 immediately announces a commitment to precious materials. Red gold—an alloy richer and warmer in tone than standard yellow or rose gold—gives the case and matching bezel a depth of color that photographs beautifully and ages with character. The case diameter of 37mm is a considered choice, evoking the proportions of mid-twentieth-century dress watches while remaining entirely wearable in contemporary contexts, whether paired with formal attire or elevated casual dress.

At the heart of the dial, IWC has applied a silver plated surface set with factory diamonds. These are not aftermarket stones but stones placed at the IWC manufacture, ensuring perfect symmetry, consistent setting quality, and full warranty backing. The diamonds serve as hour markers, catching light with every movement of the wrist and adding a dimension of brilliance to the dial without overwhelming the clean, open layout that is the Portofino's hallmark. The silver plated background provides a luminous, neutral canvas that allows the red gold indices and hands to read with clarity.

Completing the presentation is an orange leather strap, a vibrant and intentional choice that speaks directly to the collection's Mediterranean inspiration. The warm orange hue resonates beautifully against the red gold hardware, creating a cohesive color story that feels festive and confident. The automatic movement housed within offers the convenience and reliability expected of a manufacture-level timepiece, winding itself through the motion of the wearer's wrist and requiring no manual intervention during regular use.

Buying this reference from Bizak & Co. means acquiring an example of one of IWC's most enduring dress-watch lines from a trusted luxury watch dealer. Bizak & Co. sources authentic, new IWC timepieces and can speak to each watch's provenance with confidence. Whether you are adding the IW458105 to a growing collection or purchasing your first piece of IWC red gold, our team is available to answer every question and ensure a seamless buying experience. Reach out through bizakandco.com to inquire about current pricing, availability, and secure shipping options.

Technical Details
Reference
IW458105
Model
Portofino
Movement
Automatic
Case material
Rose Gold
Bracelet material
Leather
Dial
Silver plated with factory diamonds
Case size
37mm
FAQ

1. What makes the IWC Portofino IW458105 special?
The IW458105 combines a 37mm red gold case with a silver plated dial set with factory-installed diamonds, all completed by a vibrant orange leather strap. This pairing of precious metal, certified diamond setting, and Italian-inspired color makes it one of the most distinctive references in the Portofino lineup.

2. What movement powers the IWC Portofino IW458105?
The IW458105 is powered by an automatic movement, meaning it self-winds through the natural motion of the wearer's wrist. IWC's automatic calibers are known for their reliability and precision, befitting the Portofino's status as a serious dress watch.

3. What is the case size of the IW458105?
The IWC Portofino IW458105 features a 37mm case crafted in red gold. This diameter sits in the classic dress-watch range, offering a profile that is refined and proportionate on a wide variety of wrist sizes.

4. Is the IWC Portofino IW458105 suitable for everyday wear?
The Portofino IW458105, with its precious red gold case and diamond dial, is best suited as a dress or special-occasion watch rather than a daily sports piece. Its elegant proportions and luxurious materials make it ideal for formal events, business settings, or any occasion where refined style is paramount.

5. Are the diamonds on the IW458105 dial factory-set by IWC?
Yes, the diamonds on the IW458105 are factory-set diamonds applied directly by IWC Schaffhausen at the manufacture. Reserve this watch online with a $200 deposit.

6. How can I buy the IWC Portofino IW458105 from Bizak & Co.?
You can purchase the IWC Portofino IW458105 directly through bizakandco.com or by contacting our team for personalized assistance.

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 ↗