Breitling AVI

Most Breitling AVI references take a 23 mm watch strap: 60 of 122. The lug width follows the case size: 41 mm case → 21 mm, 42 mm case → 22 mm, 43 mm case → 23 mm and 46 mm case → 24 mm.

Shop 21 mm Shop 22 mm Shop 24 mm

Breitling AVI lug width by case size

122 references measured. Updated 2026-11-03.

Case	Lug width	Buckle width	References	Watch strap attachment	For example
41 mm	21 mm · 22 mm on 4	18 mm	39	—	A1731410, A17314101B1A1, A17314101B1X1
42 mm	22 mm	18 mm	12	—	A233801A1C1A1, A233801A1C1X1, A233802A1L1A1
43 mm	23 mm	20 mm	56	—	A1331410, A13314101B1A1, A13314101B1X1
46 mm	24 mm · 23 mm on 4	20 mm	15	—	AB04451A1C1A1, AB04451A1C1X1, AB04452A1L1A1

References that take a different watch strap

AB0920131B1X1: 22 mm, not the 21 mm of most 41 mm cases
AB09451A1B1X1: 22 mm, not the 21 mm of most 41 mm cases
LB0920131C1X1: 22 mm, not the 21 mm of most 41 mm cases
RB0920131B1X1: 22 mm, not the 21 mm of most 41 mm cases
AB204010.BG92.491X: 23 mm, not the 24 mm of most 46 mm cases
AB2040101B1X1: 23 mm, not the 24 mm of most 46 mm cases
EB204010.L535.491X: 23 mm, not the 24 mm of most 46 mm cases
EB2040101L1X1: 23 mm, not the 24 mm of most 46 mm cases

Questions about the Breitling AVI

Do all Breitling AVI case sizes take the same watch strap?

No. The lug width changes with the case size: the 41 mm case takes 21 mm, the 42 mm case takes 22 mm, the 43 mm case takes 23 mm and the 46 mm case takes 24 mm. Check your case diameter before you buy.