Seiko Cal. 3851 - 768

Released in 1976, the Cal. 3851 with design code 768 was part of Seiko's domestic market collection. Powered by the 3851 caliber with 35j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-020e9f144005]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1976

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