Seiko Cal. 0777 - 131

Seiko 0777-131

The 0777-131 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0777 caliber with 20j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-4733b24dddaf]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
8.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Silver
Jewels
20j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1968

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seikata-wm-4733b24dddaf