Seiko Cal. 6143 - 546

The Seiko 6143-546 represents an important milestone in Seiko's 1972 lineup. Powered by the 6143 caliber with 24j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-2d0927d12520]

Also known as: Tuna, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1972

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