Seiko Cal. 6690 - 337

Released in 1992, the Cal. 6690 with design code 337 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-de2aae3ca5f3]

Also known as: Panda, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1992

Related Models

• Seiko 0719-853
• Seiko 7081-164
• Seiko 5641-624
• Seiko 6365-415
• Seiko 3893-994
• Seiko 5699-998
• Seiko 4410-290
• Seiko 3842-420
• Seiko 4428-468
• Seiko 4517-882
• Seiko 6319-537
• Seiko 5251-681