Seiko Cal. 6681 - 138

This Quartz model from 1967 features a 36mm Gold-Plated case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-6c81990b27a0]

Also known as: Rally, World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

Related Models

• Seiko 7066-363
• Seiko 5632-898
• Seiko 4436-713
• Seiko 6673-895
• Seiko 7095-457
• Seiko 3826-384
• Seiko 0799-726
• Seiko 4470-362
• Seiko 6645-728
• Seiko 5217-868
• Seiko 7019-251
• Seiko 7063-622