Seiko Cal. 4520 - 744

The Seiko 4520-744 represents an important milestone in Seiko's 1969 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-c5b737a8608d]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1969

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