Seiko Cal. 6399 - 725

Seiko 6399-725

This Spring Drive model from 1987 features a 35mm Two-Tone case. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-c56478e5c892]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
35mm
Case Thickness
8.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
160m
Dial Color
Black
Jewels
29j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1987

Related Models

seikata-wm-c56478e5c892