Seiko Cal. 5687 - 171

This Hand-Winding model from 1966 features a 41mm Titanium case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-589bc435b638]

Also known as: Panda, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1966

Related Models

• Seiko 4570-717
• Seiko 6659-762
• Seiko 5691-377
• Seiko 3841-667
• Seiko 7099-897
• Seiko 6167-327
• Seiko 4598-996
• Seiko 4492-758
• Seiko 5621-883
• Seiko 6211-292
• Seiko 6178-762
• Seiko 5663-806