Seiko Cal. 6689 - 645

Seiko 6689-645

This Quartz model from 1967 features a 39mm Two-Tone case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-ab9b16c594e8]

Also known as: Monster

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
39mm
Case Thickness
13.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Burgundy
Jewels
29j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1967

Related Models

seikata-wm-ab9b16c594e8