Seiko Cal. 6635 - 447

Released in 1990, the Cal. 6635 with design code 447 was part of Seiko's domestic market collection. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-7ef9666df73e]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1990

Related Models

• Seiko 3848-664
• Seiko 0781-394
• Seiko 0750-877
• Seiko 5672-883
• Seiko 4498-773
• Seiko 3845-121
• Seiko 6143-614
• Seiko 6338-761
• Seiko 3848-363
• Seiko 0710-420
• Seiko 4421-906
• Seiko 6182-577