Breguet Marine

Most Breguet Marine references take a 22 mm watch strap: 39 of 100. The lug width follows the case size: 34 mm case → 18.5 mm, 40 mm case → 22 mm, 42 mm case → 24.5 mm and 44 mm case → 24.5 mm.

Shop 18 mm Shop 20 mm Shop 22 mm

Breguet Marine lug width by case size

100 references measured. Updated 2026-10-29.

Case	Lug width	References	Watch strap attachment	For example
34 mm	18.5 mm · 17.5 mm on 2 · 20 mm on 1	18	—	9509BB/5E/984/ED0E, 9509BB/5R/984/RD0R, 9509BB/5S/984/SD0S
40 mm	22 mm · 20 mm on 3	30	—	5517BB/Y2/5ZU, 5517BB/Y2/9ZU, 5517BB/Y2/BZ0
42 mm	24.5 mm · 22 mm on 4 · 20 mm on 3 · 18 mm on 1	27	—	5527BB/Y2/5WV, 5527BB/Y2/9WV, 5527BB/Y2/BW0
43 mm	24.5 mm · 22 mm on 1	5	—	5577BR/G2/5WV, 5577BR/G2/9WV, 5577PT/Y2/5WV
44 mm	24.5 mm · 20 mm on 1	9	—	5557BB/YS/5WV, 5557BB/YS/9WV, 5557BB/YS/BW0
not recorded	22 mm · 24.5 mm on 4	11	—	5517BR995ZU, 5517BRY25ZU, 5517BRY29ZU

References that take a different watch strap

9518ST/1D/S80/D001: 17.5 mm, not the 18.5 mm of most 34 mm cases
9518ST/5W/984/D000: 20 mm, not the 18.5 mm of most 34 mm cases
9518ST/YD/S80/D001: 17.5 mm, not the 18.5 mm of most 34 mm cases
5515BB/92/5ZU: 20 mm, not the 22 mm of most 40 mm cases
5547BR/G3/9ZU: 20 mm, not the 22 mm of most 40 mm cases
5547BR/G3/RZ0: 20 mm, not the 22 mm of most 40 mm cases
525BB/92/5WV: 22 mm, not the 24.5 mm of most 42 mm cases
5827BA/12/5ZU: 22 mm, not the 24.5 mm of most 42 mm cases
5827BA/12/AM0: 18 mm, not the 24.5 mm of most 42 mm cases
5827BB/12/5ZU: 20 mm, not the 24.5 mm of most 42 mm cases
5827BB/12/BM0: 22 mm, not the 24.5 mm of most 42 mm cases
5827BR/12/5ZU: 20 mm, not the 24.5 mm of most 42 mm cases
5827BR/Z2/5ZU: 22 mm, not the 24.5 mm of most 42 mm cases
5827BR/Z2/RM0: 20 mm, not the 24.5 mm of most 42 mm cases
5839BB/6D/9ZU/DD0D: 22 mm, not the 24.5 mm of most 43 mm cases
5557BR/YS/RW0: 20 mm, not the 24.5 mm of most 44 mm cases
5527BRY95WV: 24.5 mm
5555BHYS9WV: 24.5 mm
5887PT925WV: 24.5 mm
5887PTYS5WVSL: 24.5 mm

Questions about the Breguet Marine

Do all Breguet Marine case sizes take the same watch strap?

No. The lug width changes with the case size: the 34 mm case takes 18.5 mm, the 40 mm case takes 22 mm, the 42 mm case takes 24.5 mm, the 43 mm case takes 24.5 mm and the 44 mm case takes 24.5 mm. Check your case diameter before you buy.