Seiko Cal. 4477 - 747

Released in 1966, the Cal. 4477 with design code 747 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-fc5319ee8419]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1966

Related Models

• Seiko 6650-604
• Seiko 4550-560
• Seiko 7038-723
• Seiko 7031-823
• Seiko 5676-691
• Seiko 4553-904
• Seiko 4528-618
• Seiko 7157-980
• Seiko 4417-440
• Seiko 6639-689
• Seiko 7063-940
• Seiko 4556-171