Seiko Cal. 7057 - 677

Seiko 7057-677

The Seiko 7057-677 represents an important milestone in Seiko's 1967 lineup. Powered by the 7057 caliber with 33j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-3f21744284a8]

Also known as: Sumo, Rally

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
11.6mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Black
Jewels
33j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1967

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