Audemars Piguet

original Royal Oak 5402 (1972)

Name: Audemars Piguet original Royal Oak 5402 (1972)
Brand: Audemars Piguet

From Gérald Genta's diver’s-helmet memory to eight fixed hexagonal screws, the 1972 Royal Oak’s shape was born from engineering, material and light—not just a geometric sketch. We trace the 5402 and compare four 2026 descendants.

Archival black-and-white illustration of the original 1972 Royal Oak reference 5402 and integrated bracelet — The original 5402 reveals the octagonal bezel and tapering integrated bracelet in one view. Audemars Piguet Heritage / AP Chronicles ↗

Price not confirmed

Check the exact reference, current availability, shipping and taxes with the source. Chronolume does not sell this watch.

Specifications

Published specifications for original Royal Oak 5402 (1972)
Variant	original Royal Oak 5402 (1972)
Style	sport

Omitted specifications have not been confirmed. From published article 2026-10-15. Original source ↗

Read the stories

Why the Royal Oak Is an Octagon: The One-Night Design That Changed Watchmaking ↗

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