Seiko Cal. 6647 - 386

Released in 1988, the Cal. 6647 with design code 386 was part of Seiko's domestic market collection. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-ff3bf9a49232]

Also known as: Rally, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1988

Related Models

• Seiko 4497-864
• Seiko 7038-423
• Seiko 4421-603
• Seiko 6232-307
• Seiko 6153-267
• Seiko 6383-183
• Seiko 0773-562
• Seiko 7044-238
• Seiko 7167-358
• Seiko 5216-429
• Seiko 7054-202
• Seiko 7068-397