Seiko Cal. 3811 - 915

This Automatic model from 1992 features a 46mm Two-Tone case. Powered by the 3811 caliber with 28j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-acd9e3079fef]

Also known as: Crown, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1992

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