Seiko Cal. 6390 - 166

The Seiko 6390-166 represents an important milestone in Seiko's 1999 lineup. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-1e9e3f6a97c1]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1999

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