Seiko Cal. 6656 - 464

The 6656-464 is a sought-after Solar piece from Seiko's golden era. Powered by the 6656 caliber with 20j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-12f8e3cf8565]

Also known as: Rally, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1974

Related Models

• Seiko 7110-239
• Seiko 6620-384
• Seiko 6192-599
• Seiko 0730-344
• Seiko 6643-893
• Seiko 4425-957
• Seiko 6237-338
• Seiko 6627-562
• Seiko 7149-571
• Seiko 0769-997
• Seiko 7168-480
• Seiko 7136-674