Seiko Cal. 6621 - 681

The Seiko 6621-681 represents an important milestone in Seiko's 1986 lineup. With its 21mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-0dc009d1f45a]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1986

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