Seiko Cal. 3837 - 244

The Seiko 3837-244 represents an important milestone in Seiko's 1984 lineup. Powered by the 3837 caliber with 19j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-14099290507d]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1984

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