Seiko Cal. 3875 - 306

The Seiko 3875-306 represents an important milestone in Seiko's 1971 lineup. Powered by the 3875 caliber with 19j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-d0d40753c135]

Also known as: UFO, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1971

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