Seiko Cal. 3855 - 249

The Seiko 3855-249 represents an important milestone in Seiko's 1975 lineup. Powered by the 3855 caliber with 31j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-e52212fffbbd]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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