Seiko Cal. 3823 - 690

This Hand-Winding model from 1983 features a 46mm Titanium case. Powered by the 3823 caliber with 26j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-aa553afc4af2]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1983

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