Seiko Cal. 5664 - 845

Released in 1975, the Cal. 5664 with design code 845 was part of Seiko's domestic market collection. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-1e7cd3410ffc]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1975

Related Models

• Seiko 0726-255
• Seiko 3891-485
• Seiko 6149-329
• Seiko 6136-611
• Seiko 6631-244
• Seiko 6344-479
• Seiko 7197-373
• Seiko 0756-894
• Seiko 4442-947
• Seiko 6222-364
• Seiko 0786-591
• Seiko 6633-213