Seiko Cal. 0730 - 731

The Seiko 0730-731 represents an important milestone in Seiko's 1996 lineup. Powered by the 0730 caliber with 23j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-72946a0dd72e]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1996

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