Seiko Cal. 3880 - 581

Released in 1980, the Cal. 3880 with design code 581 was part of Seiko's domestic market collection. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-88cb6ead028f]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1980

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