Seiko Cal. 5657 - 120

Seiko 5657-120

The 5657-120 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5657 caliber with 30j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-e06488ebd3a0]

Also known as: Rally

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
Navy
Jewels
30j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1999

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