8138G SS-5

Caliber Number / Movement
Japan (quartz)

Power Reserve / Accuracy
Approximately 3 years (+/-20 seconds per month)

Crystal
Sapphire crystal with magnifier

LumiBrite
Lumibrite on hands, indexes and bezel

Case & Band Material
Stainless steel case with synthetic rubber strap

Water Resistance
50m

Case Size
Thickness: 11.2 mm
Diameter: 40.9 mm
Length: 47.7 mm

Other Specifications
Date display
Screw case back
Screw-down crown
Unidirectional rotating bezel