Seiko Cal. 4552 - 307

The Seiko 4552-307 represents an important milestone in Seiko's 1965 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-e993072477d9]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1965

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