Seiko Cal. 6330 - 987

The Seiko 6330-987 represents an important milestone in Seiko's 1990 lineup. Powered by the 6330 caliber with 26j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-ab99103bca43]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1990

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