Seiko Cal. 4536 - 861

The Seiko 4536-861 represents an important milestone in Seiko's 1988 lineup. Powered by the 4536 caliber with 31j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-50cc1556dca2]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1988

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