Seiko Cal. 5690 - 722

Seiko 5690-722

The Seiko 5690-722 represents an important milestone in Seiko's 1968 lineup. Powered by the 5690 caliber with 35j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-b71f48cd1e4b]

Also known as: Golden Tuna, Arnie

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
35mm
Case Thickness
15.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
White
Jewels
35j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1968

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