Seiko Cal. 0723 - 140

The Seiko 0723-140 represents an important milestone in Seiko's 1994 lineup. Powered by the 0723 caliber with 21j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-08bfec8b1aaa]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1994

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