Seiko Cal. 7148 - 977

Seiko 7148-977

The 7148-977 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7148 caliber with 21j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-cfad6b918f9e]

Also known as: Monster

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
46mm
Case Thickness
13.8mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1966

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