Seiko Cal. 6645 - 471

The 6645-471 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6645 caliber with 30j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-34dd81aa7f1e]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1989

Related Models

• Seiko 5643-668
• Seiko 6621-715
• Seiko 5243-931
• Seiko 6134-978
• Seiko 0721-731
• Seiko 3887-240
• Seiko 5235-797
• Seiko 6284-608
• Seiko 3848-198
• Seiko 6385-398
• Seiko 5642-669
• Seiko 7154-705