Seiko Cal. 0723 - 897

The 0723-897 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0723 caliber with 33j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-a0ccb761ccb0]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1994

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