Seiko Cal. 3824 - 775

This Spring Drive model from 1971 features a 44mm Titanium case. Powered by the 3824 caliber with 32j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-08a89d2bc527]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1971

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