Seiko Cal. 4530 - 641

The Seiko 4530-641 represents an important milestone in Seiko's 1987 lineup. Powered by the 4530 caliber with 27j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-7012b4f52132]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1987

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