Seiko Cal. 6685 - 638

This Spring Drive model from 1999 features a 43mm PVD Black case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-bf9ec88dbf0f]

Also known as: Pogue, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1999

Related Models

• Seiko 6356-372
• Seiko 6364-120
• Seiko 6150-490
• Seiko 7028-453
• Seiko 7084-932
• Seiko 4429-840
• Seiko 6648-613
• Seiko 7177-558
• Seiko 5670-582
• Seiko 5269-845
• Seiko 5667-153
• Seiko 6251-377