Breitling Superocean Heritage

Most Breitling Superocean Heritage references take a 24 mm watch strap: 161 of 316. The lug width follows the case size: 40 mm case → 20 mm, 42 mm case → 22 mm, 44 mm case → 22 mm and 46 mm case → 24 mm.

Shop 18 mm Shop 20 mm Shop 22 mm Shop 24 mm

Breitling Superocean Heritage lug width by case size

316 references measured. Updated 2026-11-03.

Case	Lug width	Buckle width	References	Watch strap attachment	For example
36 mm	18 mm · 20 mm on 2	16 mm	4	—	A10390161C1S1, A10390361L1S1
38 mm	20 mm	—	3	—	A3732024.B869, A3732024.C735, A3732024.Q543
40 mm	20 mm	18 mm	6	—	AB31101A1C1A1, AB31101A1C1S1, AB3110241B1A1
42 mm	22 mm	20 mm	79	—	A1732116.C832.154A, A1732116.C832.433X, A1732116.C832.743P
44 mm	22 mm · 20 mm on 1	20 mm	63	—	A13313121B1A1, A13313121B1S1, A13313121L1A1
46 mm	24 mm	20 mm	161	—	A1331212/BF78/152A, A1331212/BF78/256S/A20D.4, A1331212/BF78/439X/A20BA.1

References that take a different watch strap

A10390161C1A1: 20 mm, not the 18 mm of most 36 mm cases
A10390361L1A1: 20 mm, not the 18 mm of most 36 mm cases
M23370D4.BB81.221S: 20 mm, not the 22 mm of most 44 mm cases

Questions about the Breitling Superocean Heritage

Do all Breitling Superocean Heritage case sizes take the same watch strap?

No. The lug width changes with the case size: the 40 mm case takes 20 mm, the 42 mm case takes 22 mm, the 44 mm case takes 22 mm and the 46 mm case takes 24 mm. Check your case diameter before you buy.