Seiko Cal. 4480 - 437

The Seiko 4480-437 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-f072097612e8]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1981

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