Seiko Cal. 7148 - 500

The Seiko 7148-500 represents an important milestone in Seiko's 1972 lineup. Powered by the 7148 caliber with 31j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-41bfaf2534ca]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1972

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