Seiko Cal. 6642 - 705

The Seiko 6642-705 represents an important milestone in Seiko's 1970 lineup. It features a Silver dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-b9ca4d3cb6c2]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1970

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