Seiko Cal. 6157 - 641

Seiko 6157-641

The 6157-641 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6157 caliber with 19j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-12f98a59148c]

Also known as: Samurai, UFO

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
14.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1981

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