IWC "Jumbo Shark Fin" Watch in Rose gold and Leather

Expertise and authentication
Secure delivery
Digital certificate
Ref.: 10581960229191

IWC Jumbo “Shark Fin” – Rose gold (750) – circa 1959 – Caliber 89


An IWC wristwatch produced in the late 1950s, in a particularly rare Jumbo “Shark Fin” configuration.


It stands out for its 37 mm case—a substantial size for the period—and its angular “Shark Fin” lugs, which are extremely rare on IWC models from this period.

This highly sought-after piece is crafted from solid 18-carat 750/000 rose gold, complete with its hallmarks and stamps.


Specifications:


Case: 18-carat solid rose gold 750

Diameter: 37 mm (excluding crown)

Case back: screw-down

Case number: 1562964

Movement: IWC Caliber 89, hand-wound, with 18K gold jewels

Dial: original, central seconds

Hands: 18K rose gold

Crown: signed IWC


The Caliber 89 is renowned for its reliability and longevity, and remains one of IWC’s most popular manual-winding movements.


Condition & Functioning:


Excellent condition overall

Clean original dial, with no major oxidation

Case is in good condition, not excessively polished

Watch is fully functional: a preventive service is currently underway to ensure safety and peace of mind for the future owner.


Bracelet & Accessories:


New Camille Fournet alligator Bracelet

Gold-plated steel IWC pin buckle (currently on order from IWC; will be fitted to the watch)

Original bracelet retained and included

IWC carrying case included


Watch made entirely of 18-carat solid gold, in an unusual configuration, prized for its aesthetic balance, its Jumbo diameter, and the extreme rarity of its “Shark Fin” lugs.

  • Brand: IWC
  • Watch model: Mechanics
  • Material: Rose gold, Leather
  • Watch model: Mechanics
  • Year of production: 2026
  • Conditions: In excellent condition
  • Movement: Mechanics
  • Weight: 38 g
  • Year: 1959
  • Documents: Service Invoice
  • Inner diameter: 37.0mm
  • Color of the dial: White
  • Calibre: Caliber 89
  • Glass type: Plexiglas
  • Gender: Man
Any questions? Contact us directly

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Delivery
  • Free delivery in France
  • Shipping within 24/48 hours in France and up to 5 days internationally
  • Shipping costs and methods are available here.
  • Secure delivery and hand-delivery
  • Insured delivery up to the value of the jewelry
  • Discreet and unmarked package
Returns
  • Return shipping costs are free.
  • You have 14 working days from the receipt of your order to make a return.

Expertise

The jewelry and watches sold on Castafiore are certified and authenticated either by our in-house watchmaking and jewelry experts or by one of our professional partners.

The digital certificate of authenticity is sent by email between 15 and 20 days after the order, once the legal withdrawal period has expired. The digital certificate of authenticity is issued and signed by our Castafiore experts, with a unique reference number, ensuring traceability and authenticity.

Payments

100% secure payment.

Available payment methods:

  • Credit card (Visa, Mastercard, American Express)
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  • Pay in 3 or 4 installments (for orders between €500 and €4,000)
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With 20 years at Cartier for Charlotte Rey and 25 years at Hôtel Drouot for Anne Borde , their unparalleled expertise allows them to unearth vintage and pre-owned jewelry treasures. Their discerning eye guides you to the authenticated piece of jewelry of your dreams, at a fair price.

Expertise and Authentication

Each piece of jewelry is appraised and delivered with a digital certificate.

Reliable and secure delivery

Your order is shipped and insured for the declared value.

Return and refund

14 days to change your mind and get a full refund.

A question? Call us

+33 6 08 13 01 58
Monday to Saturday - 11am-7pm

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