Seiko Cal. 3823 - 161

The Seiko 3823-161 represents an important milestone in Seiko's 1971 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-7202da0ad397]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1971

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