Seiko Cal. 4523 - 222

The Seiko 4523-222 represents an important milestone in Seiko's 1985 lineup. Powered by the 4523 caliber with 25j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-9c0295116b1e]

Also known as: Helmet, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1985

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