Seiko Cal. 6640 - 299

The 6640-299 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6640 caliber with 30j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-d97c474bbfcd]

Also known as: Silverwave, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1989

Related Models

• Seiko 3890-420
• Seiko 6369-451
• Seiko 0781-574
• Seiko 6686-582
• Seiko 5219-829
• Seiko 4470-777
• Seiko 4560-574
• Seiko 7020-205
• Seiko 6144-770
• Seiko 4438-340
• Seiko 0717-420
• Seiko 5225-178