Seiko Cal. 6621 - 665

The Seiko 6621-665 represents an important milestone in Seiko's 1976 lineup. With its 19mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-7c36313a7bdf]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1976

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