Seiko Cal. 5677 - 447

The Seiko 5677-447 represents an important milestone in Seiko's 1978 lineup. Powered by the 5677 caliber with 26j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-6f9136b882ea]

Also known as: Rally, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1978

Related Models

• Seiko 3886-493
• Seiko 3884-400
• Seiko 5615-205
• Seiko 5650-174
• Seiko 6379-331
• Seiko 6112-776
• Seiko 6175-103
• Seiko 3820-294
• Seiko 5255-384
• Seiko 4563-264
• Seiko 6296-595
• Seiko 7084-221