Seiko Cal. 6686 - 439

The 6686-439 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6686 caliber with 27j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-ae4b17e7458f]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1985

Related Models

• Seiko 0748-393
• Seiko 6354-352
• Seiko 7062-117
• Seiko 7069-744
• Seiko 6611-843
• Seiko 6664-132
• Seiko 6133-263
• Seiko 5631-245
• Seiko 5643-428
• Seiko 3883-148
• Seiko 5221-911
• Seiko 6219-182