Seiko Cal. 7023 - 717

Seiko 7023-717

The Seiko 7023-717 represents an important milestone in Seiko's 1981 lineup. Powered by the 7023 caliber with 31j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-a561da5a3509]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
8.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1981

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seikata-wm-a561da5a3509