Seiko Cal. 6639 - 848

The 6639-848 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-8051faa555d3]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1997

Related Models

• Seiko 6673-436
• Seiko 7128-205
• Seiko 3880-153
• Seiko 5665-384
• Seiko 6228-419
• Seiko 6218-346
• Seiko 6216-318
• Seiko 5244-509
• Seiko 6279-716
• Seiko 7069-573
• Seiko 5615-276
• Seiko 0789-450