Seiko Cal. 3855 - 373

The Seiko 3855-373 represents an important milestone in Seiko's 1970 lineup. Powered by the 3855 caliber with 26j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-d78d0f4d4687]

Also known as: Monster, UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1970

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