Seiko Cal. 5643 - 402

The Seiko 5643-402 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-ab636722925c]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1993

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