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Glashütte Original SeaQ

Most Glashütte Original SeaQ references take a 20 mm watch strap: 58 of 97. The lug width follows the case size: 40 mm case → 20 mm and 43 mm case → 21 mm.

Shop 20 mmShop 21 mmShop 22 mm

Glashütte Original SeaQ lug width by case size

97 references measured. Updated 2026-10-29.

CaseLug widthReferencesWatch strap attachmentFor example
40 mm20 mm · 22 mm on 159—1-39-11-01-80-06, 1-39-11-01-80-08, 1-39-11-01-80-33
43 mm21 mm38—1-36-13-01-80-05, 1-36-13-01-80-06, 1-36-13-01-80-08

References that take a different watch strap

Questions about the Glashütte Original SeaQ

Do all Glashütte Original SeaQ case sizes take the same watch strap?

No. The lug width changes with the case size: the 40 mm case takes 20 mm and the 43 mm case takes 21 mm. Check your case diameter before you buy.

Every Glashütte Original SeaQ reference

Other Glashütte Original families

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

All Glashütte Original families → · Why the size changes inside a family →