Seiko Cal. 4542 - 389

The Seiko 4542-389 represents an important milestone in Seiko's 1987 lineup. Powered by the 4542 caliber with 27j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-8dcefd11c515]

Also known as: Tuna, Arnie

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1987

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