Breitling Super Chronomat

Most Breitling Super Chronomat references take a 20 mm watch strap: 21 of 37. The lug width follows the case size: 38 mm case → 20 mm and 44 mm case → 22 mm.

Shop 20 mm Shop 22 mm

Breitling Super Chronomat lug width by case size

37 references measured; 4 more have an integrated bracelet. Updated 2026-11-10.

Case	Lug width	Buckle width	References	Watch strap attachment	For example
38 mm	20 mm · 22 mm on 1	18 mm	8	—	A17356531C1A1, A17356531C1P1, A17356531C1S1
44 mm	22 mm · 20 mm on 14	20 mm	29	—	AB0136161C1S1, AB0136251B1S1, AB0136251B2S1

References that take a different watch strap

R17356531G1P1: 22 mm, not the 20 mm of most 38 mm cases
AB0136161C1A1: 20 mm, not the 22 mm of most 44 mm cases
AB0136251B1A1: 20 mm, not the 22 mm of most 44 mm cases
AB0136251B1A2: 20 mm, not the 22 mm of most 44 mm cases
AB01364A1I1S1: 20 mm, not the 22 mm of most 44 mm cases
AB01365A1Q1S1: 20 mm, not the 22 mm of most 44 mm cases
AB01367A1B1S1: 20 mm, not the 22 mm of most 44 mm cases
AB01368A1C1S1: 20 mm, not the 22 mm of most 44 mm cases
AB01369A1L1S1: 20 mm, not the 22 mm of most 44 mm cases
AB0136A71A1S1: 20 mm, not the 22 mm of most 44 mm cases
RB01362A1C1R1: 20 mm, not the 22 mm of most 44 mm cases
U19320161C1S1: 20 mm, not the 22 mm of most 44 mm cases
UB01361A1L1S1: 20 mm, not the 22 mm of most 44 mm cases
UB0136251B1U1: 20 mm, not the 22 mm of most 44 mm cases
UB0136251L1U1: 20 mm, not the 22 mm of most 44 mm cases

Questions about the Breitling Super Chronomat

Do all Breitling Super Chronomat case sizes take the same watch strap?

No. The lug width changes with the case size: the 38 mm case takes 20 mm and the 44 mm case takes 22 mm. Check your case diameter before you buy.

Can two Breitling Super Chronomat watches with a 44 mm case take different watch straps?

Yes. Of the 29 Breitling Super Chronomat references with a 44 mm case, 15 take 22 mm and 14 take 20 mm. The reference number decides, not the case size alone.