Yema 21.14.75.SN.M

Navygraf Marine Nationale CMM.10 — 39mm

Exact manufacturer reference11 recorded specifications

Manufacturer model: Navygraf Marine Nationale CMM.10
CALIBER: CMM.10 Manufacture Caliber 28 800 A/h Automatic Chronometric precision 70h power reserve Hours, minutes, seconds
BEZEL: Unidirectional rotating bezel with sapphire insert Bezel treated in Grade A Super-LumiNova BGW9
CASE & CRYSTAL: Material: 316L stainless steel with vertical brushed finish and polished chamfers Diameter: 39mm Thickness: 11mm Lugs: 19mm 2.50mm double dome sapphire crystal

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Manufacturer specifications checked for this reference

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Manufacturer model: Navygraf Marine Nationale CMM.10
CALIBER: CMM.10 Manufacture Caliber 28 800 A/h Automatic Chronometric precision 70h power reserve Hours, minutes, seconds
BEZEL: Unidirectional rotating bezel with sapphire insert Bezel treated in Grade A Super-LumiNova BGW9
CASE & CRYSTAL: Material: 316L stainless steel with vertical brushed finish and polished chamfers Diameter: 39mm Thickness: 11mm Lugs: 19mm 2.50mm double dome sapphire crystal
DIAL & HANDS: Matt blue dial Printed indexes and facetted steel hands treated with Grade A Super-LumiNova BGW9 Matt yellow second hand
CROWN: Screw down crown with embossed Marine Nationale logo
WATER RESISTANCE: 30 BAR / 300 m / 990 feet
Manufacturer SKU: 21.14.75.SN.M
Variant: 39mm / new
Case size option: 39mm
Strap or bracelet option: new

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Checked 2026-09-29 · Regional scope: manufacturer Europe · Manufacturer specifications; individual watches may vary.

Original manufacturer wording is retained for source data without a reviewed translation.

Recorded discovery details.

Brand: Yema
Reference token: 21.14.75.SN.M
Collection candidate: Not established
Family candidate: Not established
Product type: Watch candidate

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The exact token was retained from a stored official manufacturer URL or feed. The source supports discovery, but does not by itself verify every model detail.

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Source record: yema-official-current-catalog-20260919 · Manufacturer details checked; editorial publication pending.