Seiko Cal. 5664 - 506

The Seiko 5664-506 represents an important milestone in Seiko's 1965 lineup. It features a Silver dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-dbabe931cf9d]

Also known as: Turtle, Rally

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1965

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