Seiko Cal. 7157 - 312

Seiko 7157-312

The 7157-312 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7157 caliber with 24j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-79c568a9e1ee]

Also known as: Sumo, Shogun

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
42mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Silver
Jewels
24j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1996

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