Seiko Cal. 3849 - 397

This Spring Drive model from 1989 features a 36mm Two-Tone case. Powered by the 3849 caliber with 21j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-789a152e8f9c]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1989

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