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Omega Speedmaster Reduced

Every Omega Speedmaster Reduced reference takes a 18 mm watch strap: all 45 we measured.

Shop 18 mm

Omega Speedmaster Reduced lug width by case size

45 references measured. Updated 2026-10-29.

CaseLug widthReferencesWatch strap attachmentFor example
39 mm18 mm45—3510.12.00, 3510.50.00, 3510.52.00

Every Omega Speedmaster Reduced reference

Other Omega families

Inside each one the lug width often changes: it is the reference that decides.

All Omega families → · Why the size changes inside a family →