Seiko Cal. 4544 - 639

The Seiko 4544-639 represents an important milestone in Seiko's 1997 lineup. It features a Cream dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-5f4a6408c810]

Also known as: Sumo, Shogun

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1997

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