Seiko Cal. 6658 - 291

This Hand-Winding model from 1973 features a 36mm Hardlex-Coated Steel case. It features a White dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-50b2c2e28490]

Also known as: Rally, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1973

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