Seiko Cal. 6666 - 428

The 6666-428 is a sought-after Solar piece from Seiko's golden era. Powered by the 6666 caliber with 35j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-a7d9f24b758e]

Also known as: Goldfeather, Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1974

Related Models

• Seiko 6633-722
• Seiko 7140-730
• Seiko 4424-169
• Seiko 0748-304
• Seiko 0735-474
• Seiko 5261-168
• Seiko 6271-786
• Seiko 4582-504
• Seiko 6290-924
• Seiko 7167-614
• Seiko 4527-908
• Seiko 6238-112