Seiko Cal. 0712 - 660

Seiko 0712-660

The Seiko 0712-660 represents an important milestone in Seiko's 1972 lineup. Powered by the 0712 caliber with 34j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-10e07dec93a3]

Also known as: Tuna, Arnie

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
13.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Green
Jewels
34j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1972

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