Seiko Cal. 4536 - 243

Seiko 4536-243

The 4536-243 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4536 caliber with 34j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-ebc426f55825]

Also known as: Monster, Sportsmatic

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
46mm
Case Thickness
13.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
Champagne
Jewels
34j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1970

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