Seiko Cal. 0730 - 731

Seiko 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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