Seiko Cal. 3870 - 750

The Seiko 3870-750 represents an important milestone in Seiko's 1974 lineup. Powered by the 3870 caliber with 26j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-0c350090e877]

Also known as: UFO, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1974

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