Seiko Cal. 5238 - 566

Seiko 5238-566

The Seiko 5238-566 represents an important milestone in Seiko's 1970 lineup. Powered by the 5238 caliber with 36j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-8ae875399ccd]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
46mm
Case Thickness
10.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
140m
Dial Color
Champagne
Jewels
36j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1970

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