Seiko Cal. 3867 - 784

This Automatic model from 1992 features a 39mm Two-Tone case. Powered by the 3867 caliber with 17j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-12ae12aa9c1a]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1992

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