Seiko Cal. 5666 - 507

The 5666-507 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-6a6f389f4141]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1974

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