Seiko Cal. 3889 - 938

Released in 1967, the Cal. 3889 with design code 938 was part of Seiko's domestic market collection. Powered by the 3889 caliber with 21j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-bc9eca085c3a]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1967

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