Seiko Cal. 6645 - 734

This Kinetic model from 1965 features a 39mm Hardlex-Coated Steel case. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-8dbfba882ebd]

Also known as: Goldfeather, Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1965

Related Models

• Seiko 4581-480
• Seiko 4536-579
• Seiko 4429-192
• Seiko 4562-520
• Seiko 0746-277
• Seiko 7163-373
• Seiko 6658-330
• Seiko 6226-849
• Seiko 6376-783
• Seiko 7180-870
• Seiko 7075-690
• Seiko 3876-813