Seiko Cal. 6364 - 991

The 6364-991 is a sought-after Solar piece from Seiko's golden era. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-49ae6cb29de8]

Also known as: Rally, Crown

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1967

Related Models

• Seiko 7163-473
• Seiko 6324-936
• Seiko 5625-458
• Seiko 7125-191
• Seiko 5258-235
• Seiko 4579-643
• Seiko 3829-819
• Seiko 4495-546
• Seiko 4486-941
• Seiko 0743-928
• Seiko 6198-302
• Seiko 4551-972