Seiko Cal. 7131 - 181

Seiko 7131-181

The Seiko 7131-181 represents an important milestone in Seiko's 1966 lineup. Powered by the 7131 caliber with 25j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-8a1166b3d4a3]

Also known as: Turtle

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
15.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1966

Related Models

seikata-wm-8a1166b3d4a3