Seiko Cal. 6690 - 618

The 6690-618 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6690 caliber with 33j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-719a8443e7d6]

Also known as: Rally, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1998

Related Models

• Seiko 0775-195
• Seiko 4541-495
• Seiko 7121-247
• Seiko 6616-692
• Seiko 7017-762
• Seiko 4412-699
• Seiko 6196-449
• Seiko 6332-204
• Seiko 4483-511
• Seiko 6197-384
• Seiko 6111-933
• Seiko 0776-408