Seiko Cal. 6139 - 637

The 6139-637 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6139 caliber with 35j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-cb980d40980d]

Also known as: Samurai, Monster

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1999

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