Seiko Cal. 6253 - 740

Released in 1986, the Cal. 6253 with design code 740 was part of Seiko's domestic market collection. Powered by the 6253 caliber with 26j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-0bfe918fa356]

Also known as: Sumo, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1986

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