IWC Materials Explained: 18-carat 5N gold @iwcwatches

IWC Materials Explained: 18-carat 5N gold @iwcwatches

Uploaded September 2025 | Updated September 2026, 2 weeks ago

Discover the story of our 18-carat 5N gold, a strong, resilient, and extremely durable precious metal chosen for the Ingenieur Automatic 40 (Ref. IW328702) and the Ingenieur Automatic 35 (Ref. IW324903).

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IWC Materials Explained: 18-carat 5N gold

Complexity, compressed.

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Icon energy.

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IWC Watchmaker, Florian Salzer assembles the Portugieser Hand-Wound Tourbillon Day & Night.

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IWC watchmaker Thomas Zimmerman assembles the Ingenieur Automatic 35 in 18-carat 5N gold.

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IWC Materials Explained: 18-carat 5N gold