Seiko Cal. 6378 - 232

Seiko 6378-232

This Hand-Winding model from 1972 features a 43mm Titanium case. Powered by the 6378 caliber with 29j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-e753720a05ec]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
43mm
Case Thickness
10.6mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Champagne
Jewels
29j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1972

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seikata-wm-e753720a05ec