18mm width

Garmin Vivoactive 4S/Vivomove 3S/Active S/Venu 2S/Move 3S; Fossil Q Venture/Scarlette/Tailor/Gen 4 Q Venture HR/Gen 3 Q Venture; Fossil gen 4/5; Withings Activité Pop/Activité Steel/Activité Sapphire/Steel HR 36mm/Move/Move ECG; Huawei Watch 1st; LG Watch Style; Seiko Kinetic/Kinetic-SNK809K2/SNK805K2

20mm width

Samsung Galaxy Watch 5 40mm 44mm/Pro 45mm, Samsung Galaxy 42mm/Samsung Galaxy Watch 4 40mm/44mm, Galaxy Watch 4 Classic 46mm/42mm(2021 Released). Galaxy Watch 3 41mm/Active 2 40mm/44mm, Samsung Gear S2 Classic; Fossil Q Gazer; Noise X-Fit 1,Evolve 2 Colorfit Brio Qube/Oxy; Amazfit GTS 2 Mini, Amazfit Bip/Bip U/Pro/Lite/Bip S, Amazfit GTS/ 2/2e; Amazfit GTR; Realme Dizo Watch 2; Pebble Time Round Large/Pace/ Cosmos; TAGG Verve Ultra/Verve Plus/ Verve Neo; Huawei Watch 2/GT 2 42mm/GT 3 42mm/honor ES; Garmin Vivoactive 3/Vivoactive 3 Music/Garmin Forerunner 645/245 Music; Garmin Vivomove/Vivomove HR/Vivomove 3/Vivomove Luxe/Vivomove Style; Garmin Venu/Venu Sq; Garmin Move 3/Move Luxe/Move Style; Withings Steel HR & Steel HR Sport 40mm; Ticwatch 2 42mm; Moto 360 2nd Gen Men’s 42mm

22mm width

Samsung Gear S3 Classic/Gear S3 Frontier & (SM-R760/765), Samsung Galaxy 46mm/Galaxy Watch 3 45mm; Samsung Gear 2 R380/Gear 2 Neo R381/Gear 2 Live R382; NoiseFit Active/Agile/Endure/Evolve; Noise ColorFit Vision/Vision 2/ Caliber/ GPS/ Buzz/ Nav+; Colorfit Pro 3/ Pro 3 Assist/Pro 3 Core; Colorfit CORE/ Fusion/ Ultra/Ultra SE/ Pro 4/ Pro 4 Max; Boat Xtend/ Wave Lite/ Boat Wave; Fire-boltt Ninja 3 Wrist Strap; One Plus(46mm); Realme S/S Pro; Fossil Q Founder 2.0/ Fossil gen 5e; Fossil Q Explorist Gen 3 / Q Wander / Founder Gen 2 / GT Watch 46 MM; Fossil Gen 6 44mm / Gen 5 Carlyle Julianna HR 44mm / Bronson Collider Hybrid 44mm / Neutra Hybrid HR; Amazfit GTR (47mm)/ GTR 2E; Amazfit Stratos/Nexo; Amazfit GTR 3/2/3Pro/2e; Pebble Classic/Time/Time Steel/2/2 SE; Moto 360 2 (2nd Gen, 46mm 2015); Huawei Watch 2 Classic; Huawei Watch GT/GT 2 46mm/GT 2 Pro/GT 46mm/GT 3 46mm; Huawei Watch GT 2e/GT 2e 46mm; Huawei Watch GT Runner 46mm; Huawei ECG/honor GS pro; Casio GM2100/DW5600bb/DW-291h; Garmin Vivoactive 4; Garmin Active/MARQ/LEGACY/Venu 2; Garmin Forerunner 945; Tissot T Sport V8/Tissot automatik/Chrono/T-Touch Expert/T-Touch Expert Solar; Suunto 9 Peak; Timex Command Urban; Citizen BM8240/AW1590/BM8475

24mm width

Suunto 9/9 Baro/9 Titanium; Suunto D5/7/; Suunto Spartan Sport/Spartan Sport Wrist HR; Casio GMa-s2100; Casio g shock ga2100; Tissot chronograph

Note:

• 20mm not compatible with Samsung Gear S2, Samsung Galaxy Watch 2019 (46mm)