Seiko Cal. 4521 - 985

Seiko 4521-985

This Kinetic model from 1970 features a 37mm Titanium case. Powered by the 4521 caliber with 27j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-385e39f999b8]

Also known as: Monster, Panda

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
37mm
Case Thickness
13.2mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Black
Jewels
27j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1970

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seikata-wm-385e39f999b8