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Omega Speedmaster Professional
Photo by Torsten Bolten (public domain), via Wikimedia Commons

Speedmaster Professional

The hand-wound, NASA-qualified line: the original Moonwatch. The 42mm hesalite-crystal canon is the reference design; sapphire and "First Omega in Space" branch off without leaving the Professional spec.

4 references

References in this sub-line

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Speedmaster Professional | Grail Atlas