Seiko Cal. 6657 - 792

This Automatic model from 1971 features a 39mm Titanium case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-2732eca5bb56]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1971

Related Models

• Seiko 5290-234
• Seiko 0771-851
• Seiko 6621-439
• Seiko 6668-120
• Seiko 6230-733
• Seiko 6160-263
• Seiko 4446-257
• Seiko 6372-577
• Seiko 6618-791
• Seiko 3830-868
• Seiko 3871-285
• Seiko 6669-310