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IWC Cal. 89 Spider 18k 1947

Regular price €3.900
Taxes included. Shipping calculated at checkout.
Only 1 available

Free insured express delivery worldwide

Trusted by 2,000+ collectors worldwide

GOLDAMMER authenticity guarantee

1-year mechanical warranty

14-day free & easy returns

A Post-War Masterpiece — Oversized Elegance with Teardrop Grace

This IWC from 1947 is a rare blend of mid-century charm and modern proportions. Cased in solid 18k yellow gold and measuring an impressive 36.5mm — unusually large for the era — it’s a dress watch that feels perfectly relevant today.

What truly sets this piece apart is the beautifully stepped Calatrava-style case, enhanced by sculptural spider lugs. Inside beats the revered Calibre 89 — one of IWC’s most legendary and reliable hand-wound movements.

Its golden dial, untouched and naturally aged with a gentle patina, pairs effortlessly with the warmth of the case. Classic, rare, and timelessly elegant, this is a standout piece for the discerning collector — one that bridges the past and present with quiet confidence.

- wrist size in our picture is 18cm circumference -

DIAL:

  • original never touched golden colored dial in great condition with light patina
  • original hands and crown

STRAP & BUCKLE:

CASE:

  • excellent overall condition, showing very minor traces of use
  • 3- body 18k yellow gold case with snap-on case back
  • 36.5 mm (without crown) / 42 mm (lug-to-lug) / 18 mm (between lugs) / 9 mm thick
  • year: 1947
  • total weight: 39 g

MOVEMENT:

  • International Watch Co. Cal. 89 - manual
  • 17 jewels, 18000 A/h, 44 hours power reserve
  • professionally serviced in 12/2025
  • -3 sec/d / 310°

BOX & PAPERS:

  • GOLDAMMER certificate of authenticity & service documentation card
  • GOLDAMMER box

GOLDAMMER REFERENCE: #1342

IWC

Founded in 1868 by American engineer Florentine Ariosto Jones in the Swiss town of Schaffhausen, IWC — International Watch Company — has always walked its own path. While most Swiss maisons clustered in the west, IWC brought innovation to the north. Precision, technical excellence, and clean industrial design became the pillars of its identity.

IWC doesn’t chase trends. It builds instruments — for pilots, engineers, explorers, and thinkers. And that utilitarian DNA has given birth to some of the most iconic vintage watches of the 20th century: the Big Pilot, the Ingenieur, the Portugieser. Each one a response to a real-world need, and yet each executed with a sense of minimalist beauty that collectors revere.

There’s a quiet toughness to IWC. You feel it in the oversized crowns of their aviation watches, designed to be operated with gloves. In the anti-magnetic shielding of their 1950s Ingenieurs. In the deep-water engineering of their Aquatimer divers. These were watches made to perform — and made to last.

Today, vintage IWC watches are treasured for their clarity of purpose and unpretentious excellence. No flamboyance. Just clean lines, perfect proportions, and movements built with integrity. They're for the kind of collector who appreciates substance over showmanship.

To wear a vintage IWC is to wear intention. It says you value precision. Heritage. Quiet power. It’s a watch for those who see beauty in function, and elegance in simplicity.

Whether it's a mid-century dress piece, a Cold War-era tool watch, or a classic chronograph — IWC proves that true luxury doesn’t need to shout. It just needs to work flawlessly, decade after decade.

And in a world full of noise, an IWC vintage watch is a statement of restraint. Understated. Enduring. Always in control.

SHIPPING

Delivered with care. Safely, worldwide.

  • Worldwide express shipping (DHL Express/FedEx). Fully insured with tracking.
  • Dispatch within 1 business day after payment
    • Cutoff time 10:30 a.m. CET
    • Outside EU +1 day for customs docs
  • Average delivery times:
    • EU: 1–2 days
    • US: 3–7 days
    • Asia/Middle East/Australia/Other: 3–7 days
  • Discreet packaging — no external branding, secure & protective.
  • Customs & duties vary by country. Clear documentation provided.
  • 14-day return window after receipt.

Full details in our Shipping Policy. & Frequently asked questions page.

CUSTOMS/TAX
  • Within the EU: Prices include all applicable taxes.
  • Outside the EU: Local customs duties or import taxes may apply.

    We claim the export documents at the German customs (takes 1 working day). You’ll receive an email from DHL or FedEx to pay these fees before delivery.

    See our Frequently Asked Questions for details.
INQUIRIES & BANK WIRE

Do you have any questions or want to pay by bank transfer? Email us. Our Head of Sales martin@goldammer.me is here to assist you.


Trusted by over 2,000 collectors in 40+ countries


Certified Vintage Watches

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Authenticity Guarantee

Every watch is expertly authenticated by our specialists — certificate included.

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Comprehensive Warranty

Our watches are covered by a 1-year mechanical warranty.

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Professionally serviced

Each watch is professionally serviced by our team of watchmakers for flawless function from day one.


Do you require further assistance?

Explore our FAQ page for thoughtfully curated answers to guide your experience.


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