Seiko Cal. 6690 - 357

The 6690-357 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-15b1fe391ce7]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1997

Related Models

• Seiko 4414-722
• Seiko 3885-143
• Seiko 4533-957
• Seiko 6370-165
• Seiko 6277-183
• Seiko 7128-902
• Seiko 5676-591
• Seiko 5258-968
• Seiko 0735-204
• Seiko 7057-147
• Seiko 7118-269
• Seiko 6248-167