Seiko Cal. 7138 - 960

Seiko 7138-960

The 7138-960 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7138 caliber with 35j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-49525355cb64]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
13.6mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
White
Jewels
35j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1973

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seikata-wm-49525355cb64