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Laco Pilot Watches

Most Laco Pilot Watches references take a 20 mm watch strap: 34 of 76. The lug width follows the case size: 36 mm case → 18 mm, 39 mm case → 18 mm, 42 mm case → 20 mm and 45 mm case → 22 mm.

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Laco Pilot Watches lug width by case size

76 references measured. Updated 2026-10-30.

CaseLug widthReferencesWatch strap attachmentFor example
36 mm18 mm5—861800, 861801, 861804
39 mm18 mm · 22 mm on 2 · 20 mm on 114—62095, 861988, 861990
40 mm20 mm1—861807
42 mm20 mm · 22 mm on 838—861688.2, 861690.2, 861746
43 mm20 mm1—861610.2
44 mm20 mm1—861716
45 mm22 mm · 18 mm on 214—861750, 861751, 861752
55 mm26 mm2—861940, 861941

References that take a different watch strap

  • 862094: 22 mm, not the 18 mm of most 39 mm cases
  • 862098: 22 mm, not the 18 mm of most 39 mm cases
  • 862103: 20 mm, not the 18 mm of most 39 mm cases
  • 861747: 22 mm, not the 20 mm of most 42 mm cases
  • 861748: 22 mm, not the 20 mm of most 42 mm cases
  • 861749: 22 mm, not the 20 mm of most 42 mm cases
  • 861931: 22 mm, not the 20 mm of most 42 mm cases
  • 861935: 22 mm, not the 20 mm of most 42 mm cases
  • 861936: 22 mm, not the 20 mm of most 42 mm cases
  • 861943: 22 mm, not the 20 mm of most 42 mm cases
  • 861945: 22 mm, not the 20 mm of most 42 mm cases
  • 861929: 18 mm, not the 22 mm of most 45 mm cases
  • 861951: 18 mm, not the 22 mm of most 45 mm cases

Questions about the Laco Pilot Watches

Do all Laco Pilot Watches case sizes take the same watch strap?

No. The lug width changes with the case size: the 36 mm case takes 18 mm, the 39 mm case takes 18 mm, the 42 mm case takes 20 mm and the 45 mm case takes 22 mm. Check your case diameter before you buy.

Can two Laco Pilot Watches watches with a 42 mm case take different watch straps?

Yes. Of the 38 Laco Pilot Watches references with a 42 mm case, 30 take 20 mm and 8 take 22 mm. The reference number decides, not the case size alone.

Every Laco Pilot Watches 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 →