Seiko Cal. 6646 - 407

The Seiko 6646-407 represents an important milestone in Seiko's 1984 lineup. It features a Cream dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-0b1cf9a4e52c]

Also known as: Bullhead, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1984

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