Seiko Cal. 3830 - 994

The Seiko 3830-994 represents an important milestone in Seiko's 1983 lineup. Powered by the 3830 caliber with 18j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-37ce438954cb]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1983

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