Seiko Cal. 5297 - 723

The Seiko 5297-723 represents an important milestone in Seiko's 1966 lineup. Powered by the 5297 caliber with 31j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-c28ff877ac6b]

Also known as: Helmet, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1966

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