Seiko Cal. 6691 - 370

Seiko 6691-370

This Automatic model from 1977 features a 42mm Hardlex-Coated Steel case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-83a520605f1a]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
11.8mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Green
Jewels
29j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1977

Related Models

seikata-wm-83a520605f1a