Seiko Cal. 4455 - 917

Released in 1978, the Cal. 4455 with design code 917 was part of Seiko's domestic market collection. With its 19mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-dca359ac50ce]

Also known as: Helmet, Navigator

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

Related Models

• Seiko 6677-440
• Seiko 7076-176
• Seiko 4424-694
• Seiko 6674-930
• Seiko 4445-624
• Seiko 6334-433
• Seiko 7135-233
• Seiko 7145-322
• Seiko 3878-889
• Seiko 7039-890
• Seiko 7040-479
• Seiko 6150-330