Seiko Cal. 5643 - 901

The Seiko 5643-901 represents an important milestone in Seiko's 1994 lineup. It features a Cream dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-3d164d3940e9]

Also known as: UFO, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1994

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