Seiko Cal. 6343 - 140

The Seiko 6343-140 represents an important milestone in Seiko's 1974 lineup. Powered by the 6343 caliber with 29j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-812fdd0b3449]

Also known as: Monster, Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1974

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