Sinn introduced the EZM 1, Ref. 503 and EZM 2, Ref. 403 in 1997 for use by the German special police forces. In 2011, the EZM 10, Ref. 950 was the first model to use Sinn's own SZ01 “stop minute” chronograph movement after 8 years development. This watch became the first to be TESTAF certified the following year. The EZM 2B, Ref. 403 UX was supplied to the German “frogman” commandos starting in 2015. The EZM 12, Ref. 112 was awarded the Red Dot Product Design Award in 2019.

• EZM 1, Ref. 503 (1997-2004) - Lemania 5100 Special units mission timer with left-side crown and chronograph pushers
• EZM 1.1, Ref. 506 - SZ01 Special units mission timer with left-side crown and chronograph pushers
• EZM 2, Ref. 403 (1997-2005) - ETA 955.612 Special forces diving watch with rotating bezel, crown at 10 00
  • EZM 2B, Ref. 403 UX (2006-present) - ETA 955.652 Special forces diving watch with rotating bezel, crown at 10 00
• EZM 3, Ref. 603 (2001-present) - ETA 2824-2 Diving watch with left-side crown, rotating bezel, and date at 3 30
  • EZM 3F, Ref. 703 (2015-present) - ETA 2824-2 Pilot's watch with left-side crown, rotating bezel, and date at 3 30
• EZM 4 "Achilles", Ref. 157 (-2004) - Lemania 5100 Mission timer with left-side crown and chronograph pushers, pulsometer scale, day and date at 9 00, small seconds at 3 00
• EZM 5 "U2", Ref. 1020 (2006-present) - ETA 2893-2 Diving watch with rotating bezel and crown at 4 00
• EZM 6 "U1000", Ref. 1011 (2008-2018) - SZ02 Diving chronograph with left-side crown and chronograph pushers, rotating bezel, 3-6-12 subdials
• EZM 7, Ref. 857 (2011-present) - ETA 2893-2 Fire brigade watch with left-side crown, rotating bezel, date at 4 00, and UTC hand
• EZM 8 "U200", Ref. 1012 (2010-2018) - ETA 2824-2 Diving watch with rotating bezel and crown at 4 00
• EZM 9, Ref. 949 (2014-present) - SW 200-1 Pilot's watch with rotating bezel and date at 3 00
• EZM 10, Ref. 950 (2011-present) - SZ01 Pilot's chronograph with central “stop minute” counter
• EZM 12, Ref. 112 (2017-present) - ETA 2836-2 Air rescue watch with inner and outer rotating bezels, X-shaped seconds hand, and date at 9 00
• EZM 13, Ref. 613 (2014-present) - SZ02 Diving chronograph with 60-second scale
• EZM 14 "T1", Ref. 1014 (2013-present) - ETA 2892-A2 Diving watch with rotating bezel and crown at 4 00
• EZM 15 "T2", Ref. 1015 (2013-present) - ETA 2892-A2 Diving watch with rotating bezel and crown at 4 00
• EZM 16, Ref. U212 (2016-present) - SW 300-1 Diving watch with rotating bezel, crown at 4 00, and date at 3 00
• Ref. 212 KSK - Special forces watch with rotating bezel, 24 hour hand, and crown at 10 00