Seiko Cal. 4536 - 312

Seiko 4536-312

The Seiko 4536-312 represents an important milestone in Seiko's 1987 lineup. Powered by the 4536 caliber with 30j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-28a7a00714bd]

Also known as: UFO, Sportsmatic

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
46mm
Case Thickness
14.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Black
Jewels
30j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1987

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