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Laco Vintage

Most Laco Vintage references take a 18 mm watch strap: 14 of 24. The lug width follows the case size: 34 mm case → 18 mm, 36 mm case → 18 mm and 39 mm case → 20 mm.

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Laco Vintage lug width by case size

24 references measured. Updated 2026-10-30.

CaseLug widthReferencesWatch strap attachmentFor example
34 mm18 mm · 20 mm on 17—861839, 861842, 861843
36 mm18 mm3—861784, 861876, 861922
39 mm20 mm · 18 mm on 512—880101, 880102, 880104
42 mm20 mm1—861783
not recorded12 mm1—861831

References that take a different watch strap

  • 861841: 20 mm, not the 18 mm of most 34 mm cases
  • 880103: 18 mm, not the 20 mm of most 39 mm cases
  • 880105: 18 mm, not the 20 mm of most 39 mm cases
  • 880204: 18 mm, not the 20 mm of most 39 mm cases
  • 880205: 18 mm, not the 20 mm of most 39 mm cases
  • 880206: 18 mm, not the 20 mm of most 39 mm cases

Questions about the Laco Vintage

Do all Laco Vintage case sizes take the same watch strap?

No. The lug width changes with the case size: the 34 mm case takes 18 mm and the 39 mm case takes 20 mm. Check your case diameter before you buy.

Can two Laco Vintage watches with a 39 mm case take different watch straps?

Yes. Of the 12 Laco Vintage references with a 39 mm case, 7 take 20 mm and 5 take 18 mm. The reference number decides, not the case size alone.

Every Laco Vintage reference

Other Laco families

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

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