Seiko Cal. 6687 - 918

The 6687-918 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6687 caliber with 20j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-eac04720ab20]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1995

Related Models

• Seiko 7144-454
• Seiko 4519-912
• Seiko 5662-373
• Seiko 6319-351
• Seiko 6268-485
• Seiko 6397-887
• Seiko 7136-859
• Seiko 4467-973
• Seiko 6695-483
• Seiko 7138-289
• Seiko 0736-998
• Seiko 0721-765