Breitling Chronomat 36

Most Breitling Chronomat 36 references take a 18 mm watch strap: 20 of 32.

Breitling Chronomat 36 lug width by case size

32 references measured. Updated 2026-11-10.

Case	Lug width	References	Watch strap attachment	For example
36 mm	18 mm · 20 mm on 10 · 16 mm on 2	32	—	A10380101A4A1, A10380101C1A1, A10380101L1A1

References that take a different watch strap

A10380101A2A1: 20 mm, not the 18 mm of most 36 mm cases
A10380101A3A1: 20 mm, not the 18 mm of most 36 mm cases
A103801A1L1A1: 20 mm, not the 18 mm of most 36 mm cases
A103803A1L1A1: 16 mm, not the 18 mm of most 36 mm cases
A10380591A1A1: 20 mm, not the 18 mm of most 36 mm cases
A10380611L1P1: 20 mm, not the 18 mm of most 36 mm cases
G10380611C1G1: 20 mm, not the 18 mm of most 36 mm cases
G10380BB1K1G1: 20 mm, not the 18 mm of most 36 mm cases
G10380BB1K1P1: 20 mm, not the 18 mm of most 36 mm cases
U10380101A1U1: 16 mm, not the 18 mm of most 36 mm cases
U10380591K1U1: 20 mm, not the 18 mm of most 36 mm cases
U10380611L1U1: 20 mm, not the 18 mm of most 36 mm cases

Questions about the Breitling Chronomat 36

Can two Breitling Chronomat 36 watches with a 36 mm case take different watch straps?

Yes. Of the 32 Breitling Chronomat 36 references with a 36 mm case, 20 take 18 mm, 10 take 20 mm and 2 take 16 mm. The reference number decides, not the case size alone.

Every Breitling Chronomat 36 reference

Other Breitling families

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

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