Seiko Cal. 7055 - 723

The Seiko 7055-723 represents an important milestone in Seiko's 1966 lineup. Powered by the 7055 caliber with 30j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-90536558909b]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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