Seiko Cal. 6373 - 397

Seiko 6373-397

The 6373-397 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6373 caliber with 31j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-4decb7bf8ef1]

Also known as: Sea Horse

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
41mm
Case Thickness
15.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1965

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