Seiko Cal. 6651 - 664

The Seiko 6651-664 represents an important milestone in Seiko's 1990 lineup. It features a Cream dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-10d223479823]

Also known as: UFO, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1990

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