Seiko Cal. 5688 - 669

This Hand-Winding model from 1967 features a 34mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-0d8baaa5f0b0]

Also known as: World Timer, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1967

Related Models

• Seiko 7043-171
• Seiko 7019-591
• Seiko 4480-407
• Seiko 4447-650
• Seiko 3846-179
• Seiko 7013-449
• Seiko 5669-378
• Seiko 4421-629
• Seiko 3864-203
• Seiko 0769-475
• Seiko 7048-689
• Seiko 7122-970