Seiko Cal. 3811 - 173

The Seiko 3811-173 represents an important milestone in Seiko's 1971 lineup. Powered by the 3811 caliber with 23j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-d2bb83ea075b]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

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