Seiko Cal. 6616 - 420

The Seiko 6616-420 represents an important milestone in Seiko's 1996 lineup. Powered by the 6616 caliber with 34j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-132707bd35bb]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1996

Related Models

• Seiko 0787-493
• Seiko 3839-405
• Seiko 7037-822
• Seiko 4527-550
• Seiko 6361-310
• Seiko 0766-772
• Seiko 5674-550
• Seiko 6170-773
• Seiko 4446-238
• Seiko 7012-154
• Seiko 6174-576
• Seiko 6363-418