Seiko Cal. 6655 - 634

The 6655-634 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6655 caliber with 27j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-c66a275c8801]

Also known as: World Timer, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1997

Related Models

• Seiko 5246-872
• Seiko 6287-635
• Seiko 4551-560
• Seiko 7171-290
• Seiko 3820-556
• Seiko 7149-797
• Seiko 4551-865
• Seiko 5636-956
• Seiko 0798-718
• Seiko 7024-950
• Seiko 5671-673
• Seiko 6648-540