Seiko Cal. 6378 - 632

Seiko 6378-632

The 6378-632 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6378 caliber with 23j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-01c7883ee150]

Also known as: Pogue, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
14.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Silver
Jewels
23j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1974

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seikata-wm-01c7883ee150