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IWC Schaffhausen IW459003 Portofino Automatic Moon Phase 37 Dark Mother of Pearl Diamond Red Gold Set with Diamonds Brown Leather 37mm Automatic

IWC Schaffhausen IW459003 Portofino Automatic Moon Phase 37 Dark Mother of Pearl Diamond Red Gold Set with Diamonds Brown Leather 37mm Automatic IWC Schaffhausen IW459003 Portofino Automatic Moon Phase…

Reference IW459003

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IWC Schaffhausen IW459003 Portofino Automatic Moon Phase 37 Dark Mother of Pearl Diamond Red Gold Set with Diamonds Brown Leather 37mm Automatic

$17,999.00

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 IW459003 Portofino Automatic Moon Phase 37 Dark Mother of Pearl Diamond Red Gold Set with Diamonds Brown Leather 37mm Automatic

IWC Schaffhausen IW459003 Portofino Automatic Moon Phase 37 Dark Mother of Pearl Diamond Red Gold Set with Diamonds Brown Leather 37mm Automatic

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IWC Schaffhausen IW459003 Portofino Automatic Moon Phase 37 Dark Mother of Pearl Diamond Red Gold Set with Diamonds Brown Leather 37mm Automatic

Catalogue watch price: $17,999.00 USD

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The IWC Schaffhausen Portofino Automatic Moon Phase IW459003 is a 37mm red gold dress watch featuring a dark mother of pearl dial set with factory diamonds, a factory diamond-set bezel, and an automatic movement with moon phase complication. The brown leather strap and warm red gold case combine for a look that is unmistakably refined and feminine.

Reference IW459003 stands out for its rare pairing of a luminous dark mother of pearl dial, the romance of a moon phase display, and the brilliance of factory-set diamonds throughout — a combination that few watches at any price can match. Contact Bizak & Co. today to purchase this extraordinary IWC Portofino or to learn more about availability and pricing.

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

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The IWC Schaffhausen Portofino collection has long represented the Swiss manufacture's purest expression of classical watchmaking elegance. Conceived around the spirit of the picturesque Italian Riviera resort town that lends it its name, the Portofino line favors clean dials, slim profiles, and precious materials that reward quiet contemplation rather than spectacle. Within that lineage, reference IW459003 — the Portofino Automatic Moon Phase in red gold with a dark mother of pearl dial — stands as one of the most opulent and evocative interpretations the line has ever produced.

The 37mm red gold case is an ideal proposition for anyone seeking a statement dress watch that wears with genuine elegance on the wrist. Red gold's warm, rosy hue has a depth and richness that yellow gold cannot quite replicate, and it frames the dial with a color harmony that feels almost jewel-like in natural light. At 37mm the Portofino occupies a versatile size — substantial enough to register as an important timepiece, yet refined enough to slip beneath a cuff or complement eveningwear without competition.

At the heart of the dial lies the material that defines this reference: dark mother of pearl, a surface harvested from mollusks and prized for its shifting, iridescent depth. No two mother of pearl dials are identical; each piece reflects and refracts light in its own unique pattern, meaning the IW459003 you acquire is genuinely one of a kind. Factory-set diamonds are distributed across the dial surface by IWC's own craftspeople, adding brilliance that catches the light at every angle, while the factory diamond-set bezel frames the entire composition with a continuous band of scintillating stones.

The moon phase complication adds a layer of romantic poetry to the watch's technical character. IWC has integrated the moon phase display with the care and precision expected of a Schaffhausen manufacture, ensuring astronomical accuracy and a beautifully rendered lunar disc that complements the celestial, luminous quality of the mother of pearl dial. The automatic movement powers the watch with the self-winding convenience modern wearers expect, requiring no daily winding as long as it is worn regularly.

A brown leather strap completes the ensemble, providing a warm counterpoint to the brilliance of the case and dial. The tonal pairing of brown leather with red gold is a classic one in fine watchmaking, grounding the jewelry-level construction in wearable, everyday luxury. Whether worn to a gala, a business dinner, or simply as a daily companion to elevate the ordinary, the IW459003 carries itself with effortless authority.

Bizak & Co. specializes in sourcing and presenting exceptional timepieces like this IWC Portofino IW459003 for discerning collectors and first-time luxury buyers alike. Our team of knowledgeable watch specialists is available to answer every question about this reference, discuss comparable options, and guide you toward a confident purchase. Browse the IW459003 for sale at bizakandco.com or reach out directly — we are here to help you buy online or in person with complete confidence.

Technical Details
Reference
IW459003
Model
Portofino
Movement
Automatic
Case material
Rose Gold
Bracelet material
Leather
Dial
Dark mother of pearl with factory diamonds
Case size
37mm
FAQ

1. What makes the IWC Portofino IW459003 special?
The IW459003 combines three hallmarks of fine watchmaking luxury in a single 37mm package: a dark mother of pearl dial with factory-set diamonds, a factory diamond-set bezel, and a moon phase complication housed in a red gold case. The interplay of warm precious metal, iridescent dial material, and sparkling diamonds gives this reference a presence that is both technically accomplished and genuinely beautiful.

2. What movement powers the IWC Portofino IW459003?
The IW459003 is powered by an automatic movement, meaning it winds itself through the natural motion of the wearer's wrist. IWC's automatic calibers are assembled in Schaffhausen, Switzerland to exacting standards and include the moon phase function as an integrated complication.

3. What is the case size and material of the IW459003?
The IWC Portofino IW459003 features a 37mm case crafted in red gold. Red gold's distinctive warm, rosy tone sets it apart from yellow or white gold and pairs beautifully with the dark mother of pearl dial and brown leather strap.

4. Is the IWC Portofino IW459003 good for everyday wear?
The Portofino IW459003 is designed as a refined dress watch and is ideally suited to occasions that call for elegance — formal dinners, special events, or any day when you want your timepiece to make a statement. Its 37mm size and supple leather strap make it comfortable enough for extended daily wear for those who prefer a luxurious everyday companion.

5. What is the dial like on the IWC Portofino IW459003?
The dial features dark mother of pearl, a natural material celebrated for its shifting, iridescent surface that changes character in different lighting conditions. IWC sets the dial with factory diamonds, ensuring each stone is positioned and secured to the manufacture's own quality standards, making every example subtly unique.

6. How can I buy the IWC Portofino IW459003 from Bizak & Co.?
The IWC Portofino IW459003 is available for sale at bizakandco.com, where you can view full details and reach our specialist team directly. You are welcome to contact us online or by phone to ask questions, request additional photos, or complete your purchase — we make buying a luxury watch online straightforward and secure.

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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.

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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.

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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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