Seiko Cal. 5657 - 980

Seiko 5657-980

The 5657-980 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5657 caliber with 30j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-8ec2602b3606]

Also known as: Turtle

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
44mm
Case Thickness
14.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
60m
Dial Color
Green
Jewels
30j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1974

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seikata-wm-8ec2602b3606