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Jaeger-LeCoultre Polaris

Most Jaeger-LeCoultre Polaris references take a 21 mm watch strap: 27 of 37. The lug width follows the case size: 41 mm case → 21 mm, 42 mm case → 21 mm and 44 mm case → 20 mm.

Shop 20 mmShop 21 mm

Jaeger-LeCoultre Polaris lug width by case size

37 references measured. Updated 2026-10-29.

CaseLug widthReferencesWatch strap attachmentFor example
40 mm20 mm1—Q9128981
41 mm21 mm · 20 mm on 39—9008170, 9008180, 9008471
42 mm21 mm · 20 mm on 323—9022450, 9028170, 9028180
44 mm20 mm3—905T470, 905T471, 905T480
not recorded21 mm1—Q9068670

References that take a different watch strap

  • 9008470: 20 mm, not the 21 mm of most 41 mm cases
  • 9068170: 20 mm, not the 21 mm of most 41 mm cases
  • 9068670: 20 mm, not the 21 mm of most 41 mm cases
  • 9028470: 20 mm, not the 21 mm of most 42 mm cases
  • 9038180: 20 mm, not the 21 mm of most 42 mm cases
  • 9038670: 20 mm, not the 21 mm of most 42 mm cases

Questions about the Jaeger-LeCoultre Polaris

Can two Jaeger-LeCoultre Polaris watches with a 42 mm case take different watch straps?

Yes. Of the 23 Jaeger-LeCoultre Polaris references with a 42 mm case, 20 take 21 mm and 3 take 20 mm. The reference number decides, not the case size alone.

Every Jaeger-LeCoultre Polaris reference

Other Jaeger-LeCoultre families

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

All Jaeger-LeCoultre families → · Why the size changes inside a family →