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Thinnest Dive Watches

A thick dive watch is one of the main reasons people leave their diver in the drawer. These models deliver at least 200 m of water resistance while keeping the case profile as slim as possible.

Why Thickness Matters for Dive Watches

Traditional dive watches were built like tanks — 14-16 mm thick. Modern materials and engineering have brought that number down considerably. A thinner diver sits closer to the wrist, slides under shirt cuffs, and is more comfortable during all-day wear.

How We Measured

We include only watches with at least 200 m (20 ATM) water resistance, sorted by case thickness from thinnest to thickest. All measurements are manufacturer-stated specifications.

The Data

Below are all qualifying dive watches, sorted from thinnest to thickest. Some may surprise you — the difference between brands is significant.

Qualifying Watches (75)

Brand Name Reference Diameter L2L Thickness Lug Width
Seiko Prospex Solar Diver SNE573 38.5 mm 45.6 mm 10.7 mm 20 mm
Seiko Prospex Solar Diver SNE569 38.5 mm 45.6 mm 10.7 mm 20 mm
Tudor Black Bay Fifty-Four 79000N 37.0 mm 46.0 mm 11.2 mm 20 mm
Casio CasiOak GA-2100-1A 45.4 mm 48.5 mm 11.8 mm 22 mm
Casio CasiOak All Black GA-2100-1A1 45.4 mm 48.5 mm 11.8 mm 22 mm
Casio Metal CasiOak GM-2100-1A 44.4 mm 49.3 mm 11.8 mm 22 mm
Tudor Pelagos 39 25407N 39.0 mm 47.0 mm 11.8 mm 20 mm
Casio CasiOak Bluetooth GA-B2100-1A 45.4 mm 48.5 mm 11.9 mm 22 mm
Tudor Black Bay Fifty-Eight Black 79030N 39.0 mm 47.8 mm 11.9 mm 20 mm
Tudor Black Bay Fifty-Eight Navy Blue 79030B 39.0 mm 47.8 mm 11.9 mm 20 mm
Grand Seiko Grand Seiko Quartz GMT SBGN005 39.0 mm 46.0 mm 12.1 mm 19 mm
Rolex Submariner 124060 41.0 mm 47.5 mm 12.2 mm 20 mm
Seiko Prospex 1968 Diver Reinterpretation SPB313 41.0 mm 46.9 mm 12.3 mm 20 mm
Seiko Prospex 1968 Diver Reinterpretation SPB317 41.0 mm 46.9 mm 12.3 mm 20 mm
Casio Multiband Square GW-M5610U-1 43.2 mm 46.7 mm 12.7 mm 22 mm
Tudor Pelagos FXD M25707B 42.0 mm N/A 12.8 mm 22 mm
Casio Full Metal CasiOak GM-B2100D-1A 44.4 mm 49.8 mm 12.8 mm 22 mm
Rolex Submariner Date 126610LN 41.0 mm 47.5 mm 12.8 mm 20 mm
Rolex Submariner Date 126610LV 41.0 mm 47.5 mm 12.8 mm 20 mm
Rolex Submariner Date 126613LB 41.0 mm 47.5 mm 12.8 mm 20 mm
Rolex Submariner Date 126619LB 41.0 mm 47.5 mm 12.8 mm 20 mm
Casio MR-G MRG-B5000B-1 43.2 mm 49.4 mm 12.9 mm 22 mm
Casio G-STEEL GST-B400D-1A 49.6 mm 46.6 mm 12.9 mm 22 mm
Casio Full Metal Square GMW-B5000D-1 43.2 mm 49.3 mm 13.0 mm 22 mm
Casio GA-2200-1A GA-2200-1A 47.1 mm 50.8 mm 13.1 mm 22 mm
Seiko Prospex 62MAS Reissue SPB143 40.5 mm 47.6 mm 13.2 mm 20 mm
Seiko Prospex 62MAS Reissue (JDM) SBDC101 40.5 mm 47.6 mm 13.2 mm 20 mm
Casio Classic Square DW-5600E-1V 42.8 mm 48.9 mm 13.4 mm 22 mm
Casio GW-B5600BC-1B GW-B5600BC-1B 42.8 mm 48.9 mm 13.4 mm 22 mm
Seiko Prospex Turtle Diver SRPE93 45.0 mm 47.7 mm 13.4 mm 22 mm
Seiko Prospex PADI Turtle Diver SRPE99 45.0 mm 47.7 mm 13.4 mm 22 mm
Casio DW-5610SU-8 DW-5610SU-8 43.8 mm 48.9 mm 13.5 mm 22 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Black, Steel Bracelet) 210.30.42.20.01.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Blue, Steel Bracelet) 210.30.42.20.03.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (White, Steel Bracelet) 210.30.42.20.04.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Steel / Sedna Gold, Rubber Strap) 210.22.42.20.01.002 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Grey, Steel Bracelet) 210.30.42.20.06.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Green, Steel Bracelet) 210.30.42.20.10.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Black, Rubber Strap) 210.32.42.20.01.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Blue, Rubber Strap) 210.32.42.20.03.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Blue, Steel / Yellow Gold Bracelet) 210.20.42.20.03.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Nekton Edition Co-Axial Master Chronometer 42 mm 210.30.42.20.01.002 42.0 mm 49.9 mm 13.6 mm 20 mm
Omega Diver 300M Co-Axial Master Chronometer 42 mm (Black, Steel / Yellow Gold Bracelet) 210.22.42.20.01.001 42.0 mm 49.9 mm 13.6 mm 20 mm
Seiko Prospex Willard SPB185 42.7 mm 48.0 mm 13.7 mm 22 mm
Seiko Prospex Arnie Solar SNJ025 47.8 mm 50.5 mm 13.8 mm 22 mm
Seiko Prospex Arnie PADI Solar SNJ027 47.8 mm 50.5 mm 13.8 mm 22 mm
Seiko Prospex 62MAS Modern Reinterpretation SPB053 42.6 mm 50.0 mm 13.8 mm 20 mm
Casio GA-2000-1A GA-2000-1A 48.7 mm 51.2 mm 14.1 mm 22 mm
Omega Planet Ocean 600M Co-Axial Master Chronometer 39.5 mm (Black, Steel Bracelet) 215.30.40.20.01.001 39.5 mm 45.6 mm 14.2 mm 19 mm
Omega Planet Ocean 600M Co-Axial Master Chronometer 39.5 mm (Black, Rubber Strap) 215.33.40.20.01.001 39.5 mm 45.6 mm 14.2 mm 19 mm
Tudor Pelagos Black 25600TN 42.0 mm 50.0 mm 14.3 mm 22 mm
Tudor Pelagos Blue 25600TB 42.0 mm 50.0 mm 14.3 mm 22 mm
Tudor Black Bay Chrono 79360N 41.0 mm 50.0 mm 14.4 mm 22 mm
Casio G-STEEL Carbon Core GST-B200D-1A 46.5 mm 53.3 mm 14.5 mm 22 mm
Tudor Black Bay Pro 79470 39.0 mm 47.5 mm 14.6 mm 20 mm
Casio G-LIDE GBX-100-1 46.0 mm 50.9 mm 14.7 mm 22 mm
Rolex Sea-Dweller 126600 43.0 mm 50.5 mm 14.7 mm 22 mm
Grand Seiko Grand Seiko Spring Drive GMT SBGE257 40.5 mm 48.7 mm 14.7 mm 20 mm
Tudor Black Bay GMT 79830RB 41.0 mm 50.0 mm 14.7 mm 22 mm
Tudor Black Bay Black 79230N 41.0 mm 50.0 mm 14.8 mm 22 mm
Tudor Black Bay Red 79230R 41.0 mm 50.0 mm 14.8 mm 22 mm
Tudor Black Bay Blue 79230B 41.0 mm 50.0 mm 14.8 mm 22 mm
Casio AWG-M100-1A AWG-M100-1A 46.4 mm 52.0 mm 14.9 mm 22 mm
Casio G-SQUAD GBD-200-1 45.9 mm 49.4 mm 15.0 mm 22 mm
Seiko Prospex Marinemaster 300 SLA021 44.3 mm 50.5 mm 15.4 mm 20 mm
Omega Planet Ocean 600M Co-Axial Master Chronometer 43.5 mm (Black, Steel Bracelet) 215.30.44.21.01.001 43.5 mm 49.0 mm 16.1 mm 21 mm
Omega Planet Ocean 600M Co-Axial Master Chronometer 43.5 mm (Black, Rubber Strap) 215.32.44.21.01.001 43.5 mm 49.0 mm 16.1 mm 21 mm
Casio Mudmaster GWG-2000-1A 54.4 mm 61.2 mm 16.1 mm 24 mm
Casio DW-6900-1V DW-6900-1V 50.0 mm 53.2 mm 16.3 mm 22 mm
Casio GA-110-1A GA-110-1A 51.2 mm 55.0 mm 16.9 mm 22 mm
Rolex Rolex Deepsea 136660 44.0 mm 51.0 mm 17.7 mm 22 mm
Casio Rangeman GW-9400-1 53.5 mm 55.2 mm 18.2 mm 22 mm
Casio GA-700-1A GA-700-1A 53.4 mm 57.5 mm 18.4 mm 22 mm
Casio Mudmaster GG-B100-1A 51.3 mm 55.4 mm 19.4 mm 24 mm
Casio Rangeman GPS GPR-H1000-1 53.2 mm 60.6 mm 20.3 mm 22 mm