Seiko Cal. 4543 - 312

The Seiko 4543-312 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-e9761e59c7b3]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1993

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