Seiko Cal. 6661 - 575

This Automatic model from 1974 features a 41mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-135b2e5c1633]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1974

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