Seiko Cal. 3861 - 739

This Automatic model from 1980 features a 44mm Titanium case. Powered by the 3861 caliber with 36j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-b2be42f9f0d5]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1980

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