Seiko Cal. 6254 - 640

The 6254-640 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6254 caliber with 24j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-4ab55f939314]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1997

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