Seiko Cal. 4430 - 543

The Seiko 4430-543 represents an important milestone in Seiko's 1988 lineup. Powered by the 4430 caliber with 30j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-47dd80c5851e]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1988

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