Seiko Cal. 5634 - 820

The 5634-820 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5634 caliber with 22j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-350c4c3e289b]

Also known as: Monster, Bellmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1993

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