Seiko Cal. 6137 - 447

The Seiko 6137-447 represents an important milestone in Seiko's 1971 lineup. Powered by the 6137 caliber with 21j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-8f0aa3325c0f]

Also known as: Bellmatic, Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1971

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