Seiko Cal. 6381 - 506

The 6381-506 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6381 caliber with 35j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-a240757e2404]

Also known as: Turtle, World Timer

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1972

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