Seiko Cal. 6315 - 939

Seiko 6315-939

This Spring Drive model from 1987 features a 39mm PVD Black case. Powered by the 6315 caliber with 31j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-4845a351e665]

Also known as: Monster, Flighty

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
39mm
Case Thickness
11.3mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Navy
Jewels
31j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1987

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seikata-wm-4845a351e665