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Baume & Mercier Classima

Most Baume & Mercier Classima references take a 18 mm watch strap: 32 of 43.

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Baume & Mercier Classima lug width by case size

43 references measured. Updated 2026-10-29.

CaseLug widthReferencesWatch strap attachmentFor example
32 mm16 mm1—8070
39 mm18 mm · 16 mm on 2 · 20 mm on 112—10037, 10097, 10131
40 mm18 mm · 16 mm on 1 · 20 mm on 14—10263, 10272
42 mm18 mm · 16 mm on 223—10075, 10085, 10222
not recorded22 mm · 21 mm on 13—M0A10607, M0A10783

References that take a different watch strap

  • 10040: 16 mm, not the 18 mm of most 39 mm cases
  • 10098: 20 mm, not the 18 mm of most 39 mm cases
  • 8686: 16 mm, not the 18 mm of most 39 mm cases
  • 10214: 20 mm, not the 18 mm of most 40 mm cases
  • 10215: 16 mm, not the 18 mm of most 40 mm cases
  • 8731: 16 mm, not the 18 mm of most 42 mm cases
  • 8733: 16 mm, not the 18 mm of most 42 mm cases
  • 10274: 21 mm

Every Baume & Mercier Classima reference

Other Baume & Mercier families

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

All Baume & Mercier families → · Why the size changes inside a family →