Seiko Cal. 3811 - 617

This Hand-Winding model from 1986 features a 35mm PVD Black case. Powered by the 3811 caliber with 18j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-127bc071838d]

Also known as: Sea Horse, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1986

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