Seiko Cal. 6381 - 508

Released in 1966, the Cal. 6381 with design code 508 was part of Seiko's domestic market collection. Powered by the 6381 caliber with 25j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-42ef892cfa8f]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1966

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