Seiko Cal. 6140 - 556

Seiko 6140-556

This Quartz model from 1980 features a 36mm Hardlex-Coated Steel case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-497d6ca59d63]

Also known as: UFO

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
13.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
90m
Dial Color
Cream
Jewels
21j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1980

Related Models

seikata-wm-497d6ca59d63