Seiko Cal. 6378 - 819

Seiko 6378-819

This Hand-Winding model from 1971 features a 34mm Stainless Steel case. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-e8c5003c3508]

Also known as: World Timer, Crown

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
13.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Cream
Jewels
26j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1971

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seikata-wm-e8c5003c3508