Seiko Cal. 4581 - 906

Seiko 4581-906

The Seiko 4581-906 represents an important milestone in Seiko's 1981 lineup. Powered by the 4581 caliber with 32j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-856ae11e0236]

Also known as: Baby Tuna

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
13.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
190m
Dial Color
Cream
Jewels
32j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1981

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seikata-wm-856ae11e0236