Seiko Cal. 6233 - 453

This Spring Drive model from 1971 features a 44mm PVD Black case. Powered by the 6233 caliber with 25j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-ec118b68bc84]

Also known as: Monster, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1971

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