Seiko Cal. 4422 - 540

The Seiko 4422-540 represents an important milestone in Seiko's 1969 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-d9d60f6fe612]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1969

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