Seiko Cal. 6147 - 723

The 6147-723 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6147 caliber with 34j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-d6109f70ee5b]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1976

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