Seiko Cal. 4453 - 523

The Seiko 4453-523 represents an important milestone in Seiko's 1972 lineup. Powered by the 4453 caliber with 23j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-22b56b0511bc]

Also known as: Helmet, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1972

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