Seiko Cal. 4487 - 530

The Seiko 4487-530 represents an important milestone in Seiko's 1983 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-839b4725fe17]

Also known as: UFO, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1983

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