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Property of an Eclectic Asian Collector
No Reserve

3

IWC

Ref. 3523

Porsche Design Ocean 500

A titanium diver’s wristwatch with centre seconds, date and bracelet

Estimate
HK$20,000 - 40,000
€2,200 - 4,400
$2,600 - 5,100
HK$22,860
Lot Details
Manufacturer
IWC
Year
1987, Switzerland
Reference No
3523
Movement No
2’456’861
Case No
2’379’033, inside caseback stamps “3502” and “3503”
Model Name
Porsche Design Ocean 500
Material
Titanium
Calibre
Automatic, cal. 37522, 21 jewels
Bracelet/Strap
Titanium IWC bracelet, max length 180mm
Clasp/Buckle
Titanium IWC deployant clasp, signed Porsche Design
Dimensions
34mm diameter
Signed
Case, dial, movement and bracelet signed; dial and clasp further signed Porsche Design
Accessories
Delivered with IWC certificate of authenticity confirming production of the present timepiece on 25 June 1987.
Catalogue Essay
• The IWC Ocean 500, designed by Ferdinand Alexander Porsche and launched in 1983, is a highly collectible diver’s watch known for its pioneering use of full titanium construction. A smaller sibling to the Ocean 2000, it offers water resistance up to 500 meters.

• The Ocean 500 was originally marketed as a ladies’ watch, as indicated by its relatively compact 34mm case diameter. The present 1987 example is fitted with an earlier dial, which bears "IWC International Watches Co. Schaffhausen" full signature on three lines in script at 12 o’clock and "PORSCHE DESIGN" writing at 6 o’clock, and is paired with a second-generation bracelet.

• The partnership between IWC and Porsche Design, which began in 1978, is regarded as one of the most iconic collaborations in watchmaking history. The Ocean 500 exemplifies this legacy, combining IWC’s technical expertise with Porsche’s design innovation. Its robust titanium case, integrated bracelet, and heavily lumed black dial reflect a perfect blend of form and function. The watch not only pushed the boundaries of material use in the 1980s but also introduced a new design language that remains influential. Today, the Ocean 500 is celebrated for its historical significance, enduring aesthetics, and its role in shaping the future of collaborative watch design.

IWC

Swiss | 1868
With a clear focus on technology and development, the Swiss watch manufacturer IWC Schaffhausen has been producing timepieces of lasting value since 1868. The company has gained an international reputation based on a passion for innovative solutions and technical ingenuity. One of the world's leading brands in the luxury watch segment, IWC crafts masterpieces of haute horlogerie at their finest, combining high precision with masculine design. Vintage wristwatches such as the oversized Portugieser, Aquatimer, Ingenieur and the B-UHR pilots watch are especially desirable for collectors.
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