Seiko Cal. 4576 - 145

The Seiko 4576-145 represents an important milestone in Seiko's 1998 lineup. Powered by the 4576 caliber with 25j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-867be3690fd5]

Also known as: Monster, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1998

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