Seiko Cal. 6690 - 447

The 6690-447 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-2f25bb02dfda]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1968

Related Models

• Seiko 7011-727
• Seiko 4449-755
• Seiko 6210-697
• Seiko 5212-477
• Seiko 0713-625
• Seiko 4541-297
• Seiko 4462-973
• Seiko 4493-735
• Seiko 5275-200
• Seiko 7083-445
• Seiko 7168-370
• Seiko 7119-534