Seiko Cal. 5287 - 342

Seiko 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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