Seiko Cal. 3821 - 206

This Hand-Winding model from 1977 features a 39mm Titanium case. Powered by the 3821 caliber with 20j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-c0fe3388cc96]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1977

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