Seiko Cal. 6381 - 550

The Seiko 6381-550 represents an important milestone in Seiko's 1984 lineup. Powered by the 6381 caliber with 17j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-511e58578c13]

Also known as: Turtle, World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1984

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