Seiko Cal. 3891 - 616

Released in 1999, the Cal. 3891 with design code 616 was part of Seiko's domestic market collection. With its 21mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-08b1af0cd797]

Also known as: Bullhead, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1999

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