Seiko Cal. 0717 - 791

Seiko 0717-791

The Seiko 0717-791 represents an important milestone in Seiko's 1983 lineup. Powered by the 0717 caliber with 23j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-64d49b4cda4e]

Also known as: Monster, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
13.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Navy
Jewels
23j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1983

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