Seiko Cal. 4531 - 513

Seiko 4531-513

This Quartz model from 1985 features a 40mm Titanium case. Powered by the 4531 caliber with 28j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-d9bf71986407]

Also known as: UFO, Arnie

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
40mm
Case Thickness
8.1mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Green
Jewels
28j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1985

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seikata-wm-d9bf71986407