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Morteau, France

Yema

French watchmaker founded in Besançon in 1948 and based in Morteau, known for the Superman diver and its in-house CMM calibres.

In Horlobase, Yema cases run from 24 to 43 mm across, half of them between 39 and 39.5 mm. The thinnest is the Radiance 24 mm (6.3 mm), the thickest the Navygraf Chrono 40 mm (13.9 mm).

www.yema.com

Coverage so far

0 of 40 references have at least one lug-to-lug figure; the brand itself publishes one for 0.

Yema references

Watch Ø Thickness Lug-to-lug Calibre
Diver 39.5 mm (11.7 mm high) YDIV24-ATPS 39.5 mm 11.7 mm — YEMA2000
Diver 39.5 mm (10.95 mm high) YDIV25-AMS 39.5 mm 10.95 mm — SW200
Flygraf CPA10 40 mm 64.25.10.05.TN.D5 40 mm 9.4 mm — CMM.10
Flygraf Pilot 38.5 mm YFLY25-AMS 38.5 mm 8.8 mm — SW200
Flygraf Bi-Compax French Air Force 40 mm YMHF1582AA-AA 40 mm 9.5 mm — VK61
Flygraf Pilot French Air Force 38.5 mm YMHF1593AA-CA 38.5 mm 8.9 mm — VH31
Granvelle 39 mm 70.25.29.04.SN.L8 39 mm 8.6 mm — CMM.29
Granvelle Renaissance 37.5 mm 77.26.29.05.SN.L5 37.5 mm 8.5 mm — CMM.29
Meangraf Super Japan 39 mm YMEAN23JP-BA33RS 39 mm 13 mm — —
Navygraf 39 mm 21.14.36.SN.M 39 mm 11 mm — CMM.10
Navygraf Phantom 38.5 mm 21.26.10.66.SNL.M6 38.5 mm 11.05 mm — CMM.10
Navygraf 39 mm (39 mm) 22.25.20.55.SNL.M 39 mm 9.75 mm — CMM.20
Navygraf Meteorite 39 mm 22.26.10.64.TNL.M 39 mm 11 mm — CMM.10
Navygraf Chrono 40 mm YNAV22CH.FR-GA32S 40 mm 13.9 mm — —
Navygraf Heritage 39 mm YNAV25-AM 39 mm 10.85 mm — SW200
Navygraf FSM Bronze 38.5 mm YNAVZ22FSM-AAS 38.5 mm 11.3 mm — YEMA2000
Radiance 24 mm YMHF1586-AA 24 mm 6.3 mm — —
Rallygraf Meca-Quartz Panda 39 mm YMHF1580-BA 39 mm 11 mm — VK64
Rallygraf Meca-Quartz II Panda 40 mm YMHF1584-BA 40 mm 11 mm — VK64
Rallygraf Meca-Quartz II Classic Racing School 40 mm YMHF1585-AA 40 mm 11 mm — VK64
Rallygraf Alpine Cup Series 39 mm YMHF1589ALP-AM 39 mm 10.2 mm — VK64
Rallygraf Alpine Cup Series 41 mm YRAL26ALP-CH-AAS 41 mm 12.5 mm — SW510
Skin Diver Slim 39 mm 12.24.99.SN.M3 39 mm 10 mm — CMM.20
Skin Diver 39.5 mm 12.25.20.11.SN.M3 39.5 mm 11.5 mm — CMM.20
Skin Diver Slim Bronze 39 mm 12.26.20.34.ZN.L4 39 mm 10 mm — CMM.20
Skin Diver Slim Full Lume 39 mm 12.26.20.67.SNL.U7 39 mm 9.9 mm — CMM.20
Spacegraf Heure Sidérale Tourbillon Volant 42 mm 60.26.32.06.TEL.L6 42 mm 12.15 mm — CMM.32
Superman Slim 39 mm 11.24.55.SN.M3 39 mm 9.95 mm — CMM.20
Superman 39 mm 12.14.44.SN.M2 39 mm 11.3 mm — CMM.10
Superman Dato 39.5 mm 12.25.11.55.SN.M2 39.5 mm 11.85 mm — CMM.10
Superman Tourbillon 43 mm 12.25.31.66.TE.MT 43 mm 11.7 mm — CMM.31
Superman Titanium MoonTide 38.5 mm 12.26.11.66.TNL.MT 38.5 mm 11.3 mm — CMM.11
Superman Bronze 39 mm 17.26.10.34.ZN.U4 39 mm 11 mm — CMM.10
Urban Traveller 39 mm (10.8 mm high) YWTR25-FMS 39 mm 10.8 mm — SW200
Wristmaster Slim 39 mm 76.24.03.SN.M 39 mm 9 mm — CMM.20
Wristmaster Slim Small Seconds 39 mm 76.26.29.04.SN.M 39 mm 9 mm — CMM.29
Traveller 39 mm YWTR24-GMS 39 mm 11.4 mm — YEMA2000
Yachtingraf Croisière Meca-Quartz 38.5 mm YMHF1583-BB 38.5 mm 10.3 mm — VK63
Yema × Alain Silberstein 40 mm 20.24.66.TN.U6 40 mm 11 mm — —
Yema × Silberstein Marine 2 40 mm 20.26.20.05.TN.U6 40 mm 11 mm — CMM.20

Calibres used by Yema

Calibre Power reserve Frequency Used in
VH31 — — 1
VK61 — — 1
VK63 — — 1
VK64 — — 4
SW200 38 h 28,800 vph (4 Hz) 25
SW510 about 62 h 28,800 vph (4 Hz) 15
CMM.10 70 h 28,800 vph (4 Hz) 7
CMM.20 70 h 28,800 vph (4 Hz) 8
CMM.29 — 28,800 vph (4 Hz) 3
YEMA2000 42 h 28,800 vph (4 Hz) 3

About Yema

Jean-Loup Chrétien, the first French astronaut, took a Yema into space in 1982. The brand, founded in Besançon in 1948 by Henry-Louis Belmont, already had its 1963 Superman diver, whose bezel locks.

Based in Morteau, Yema has developed its own mechanical calibres since 2021.