Seiko Cal. 7140 - 800

The 7140-800 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7140 caliber with 31j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-a130ead84c77]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1997

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