Seiko Cal. 6352 - 640

The Seiko 6352-640 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-5c74e91a3563]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1966

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