Seiko Cal. 7144 - 563

The 7144-563 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7144 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-7cd1e6e15772]

Also known as: Sumo, Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1966

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