Seiko Cal. 5287 - 342

The Seiko 5287-342 represents an important milestone in Seiko's 1967 lineup. Powered by the 5287 caliber with 25j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-0d8a47e2251a]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1967

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