Seiko Cal. 5220 - 487

The Seiko 5220-487 represents an important milestone in Seiko's 1976 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-ea05d7793948]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1976

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