Seiko Cal. 6664 - 427

The Seiko 6664-427 represents an important milestone in Seiko's 1991 lineup. It features a Green dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-9df0112dc9de]

Also known as: Rally, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1991

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