Seiko Cal. 7137 - 615

Seiko 7137-615

This Hand-Winding model from 1981 features a 35mm PVD Black case. Powered by the 7137 caliber with 17j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-e495048019a9]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
35mm
Case Thickness
12.0mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Champagne
Jewels
17j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1981

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seikata-wm-e495048019a9