Seiko Cal. 3854 - 649

The Seiko 3854-649 represents an important milestone in Seiko's 1991 lineup. Powered by the 3854 caliber with 34j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-fcd126b6958a]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1991

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