Seiko Cal. 6659 - 923

Seiko 6659-923

The 6659-923 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-f85189f278cb]

Also known as: Turtle, Helmet

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
13.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
200m
Dial Color
Green
Jewels
28j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1980

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