Seiko Cal. 3842 - 705

The Seiko 3842-705 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-9e778dd1bb68]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1966

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