Seiko Cal. 6310 - 388

Seiko 6310-388

This Automatic model from 1979 features a 44mm Gold-Plated case. Powered by the 6310 caliber with 34j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-2df4605827a1]

Also known as: Navigator

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1979

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