Seiko Cal. 6690 - 343

The 6690-343 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-40b76a48e32d]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1982

Related Models

• Seiko 4535-668
• Seiko 5676-494
• Seiko 7031-535
• Seiko 0738-191
• Seiko 7195-193
• Seiko 5653-507
• Seiko 6293-828
• Seiko 6672-958
• Seiko 3887-780
• Seiko 5661-130
• Seiko 7115-300
• Seiko 7164-972