Seiko Cal. 6657 - 497

Seiko 6657-497

The 6657-497 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-650cc8469d44]

Also known as: Turtle

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
170m
Dial Color
Green
Jewels
35j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1982

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seikata-wm-650cc8469d44