Seiko Cal. 6387 - 680

The 6387-680 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-79862dffb706]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1980

Related Models

• Seiko 3895-239
• Seiko 7173-191
• Seiko 6627-263
• Seiko 5690-189
• Seiko 5270-206
• Seiko 6151-846
• Seiko 6156-433
• Seiko 6247-369
• Seiko 6172-943
• Seiko 6678-867
• Seiko 6320-458
• Seiko 7022-321