Seiko Cal. 6687 - 920

The 6687-920 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-550d35e477fb]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1997

Related Models

• Seiko 4579-335
• Seiko 4437-451
• Seiko 6330-280
• Seiko 4579-216
• Seiko 6641-707
• Seiko 5653-840
• Seiko 0753-465
• Seiko 0788-747
• Seiko 5245-862
• Seiko 0794-828
• Seiko 0718-514
• Seiko 3835-920