Seiko Cal. 7057 - 686

Seiko 7057-686

The 7057-686 is a sought-after Solar piece from Seiko's golden era. Powered by the 7057 caliber with 29j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-2d3a6283b61c]

Also known as: Sportsmatic

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
8.9mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Silver
Jewels
29j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1997

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