Seiko Cal. 5686 - 139

The Seiko 5686-139 represents an important milestone in Seiko's 1998 lineup. Powered by the 5686 caliber with 21j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-ea9800b566c5]

Also known as: Samurai, Bullhead

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1998

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