Seiko Cal. 4511 - 968

This Spring Drive model from 1977 features a 45mm Stainless Steel case. It features a Cream dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-6bf9905c10e0]

Also known as: Turtle, Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1977

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