Seiko Cal. 6143 - 746

The Seiko 6143-746 represents an important milestone in Seiko's 1987 lineup. Powered by the 6143 caliber with 35j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-2793abb00983]

Also known as: Tuna, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1987

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