Seiko Cal. 6616 - 549

The Seiko 6616-549 represents an important milestone in Seiko's 1975 lineup. With its 20mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-5bb82c865149]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1975

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