Seiko Cal. 5641 - 478

This Automatic model from 1999 features a 42mm Stainless Steel case. It features a Green dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-a7353413694f]

Also known as: Monster, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1999

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