Seiko Cal. 7148 - 471

Seiko 7148-471

The 7148-471 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7148 caliber with 31j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-9f469824d23c]

Also known as: Turtle, Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
45mm
Case Thickness
15.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1985

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