Seiko Cal. 4454 - 630

This Automatic model from 1997 features a 37mm Two-Tone case. Powered by the 4454 caliber with 23j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-ba972fbf287d]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1997

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