Seiko Cal. 0721 - 478

Released in 1985, the Cal. 0721 with design code 478 was part of Seiko's domestic market collection. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-f1a0cf9394af]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1985

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