Seiko Cal. 5685 - 739

Seiko 5685-739

This Hand-Winding model from 1972 features a 37mm Titanium case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-58b2e87d4d30]

Also known as: Bellmatic, Flighty

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
200m
Dial Color
Navy
Jewels
21j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1972

Related Models

seikata-wm-58b2e87d4d30