Seiko Cal. 7163 - 429

The Seiko 7163-429 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-95340210d22b]

Also known as: Sumo, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1976

Related Models

• Seiko 7160-878
• Seiko 3889-766
• Seiko 5296-988
• Seiko 0776-264
• Seiko 7149-841
• Seiko 6191-667
• Seiko 7052-333
• Seiko 7010-732
• Seiko 4417-434
• Seiko 4517-563
• Seiko 7052-312
• Seiko 5250-640