Seiko Cal. 3811 - 694

This Quartz model from 1991 features a 41mm Two-Tone case. Powered by the 3811 caliber with 36j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-589867031f8c]

Also known as: Tuna, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1991

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