Seiko Cal. 4463 - 990

The Seiko 4463-990 represents an important milestone in Seiko's 1966 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1c6f00db0da8]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1966

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