Seiko Cal. 5643 - 643

The Seiko 5643-643 represents an important milestone in Seiko's 1987 lineup. It features a White dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-b6bae80b3272]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1987

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