Seiko Cal. 6646 - 368

The Seiko 6646-368 represents an important milestone in Seiko's 1991 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-19066cc817b4]

Also known as: Bullhead, World Timer

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1991

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