Seiko Cal. 6638 - 563

The Seiko 6638-563 represents an important milestone in Seiko's 1999 lineup. It features a Navy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-b5b981f3c1b7]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1999

Related Models

• Seiko 7181-764
• Seiko 5224-300
• Seiko 6637-562
• Seiko 5672-681
• Seiko 5238-307
• Seiko 5616-736
• Seiko 4531-156
• Seiko 6219-471
• Seiko 4564-914
• Seiko 6661-366
• Seiko 7130-431
• Seiko 6367-137