Seiko Cal. 6371 - 939

Seiko 6371-939

This Automatic model from 1987 features a 34mm PVD Black case. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-d1cefd630570]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
34mm
Case Thickness
8.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Champagne
Jewels
21j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1987

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