Seiko Cal. 3891 - 885

This Automatic model from 1994 features a 39mm Two-Tone case. Powered by the 3891 caliber with 30j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-c480c4b49303]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1994

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