Seiko Cal. 3888 - 236

The Seiko 3888-236 represents an important milestone in Seiko's 1965 lineup. Powered by the 3888 caliber with 34j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-503d894fcea5]

Also known as: Helmet, UFO

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1965

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