Seiko Cal. 4457 - 545

The Seiko 4457-545 represents an important milestone in Seiko's 1974 lineup. Powered by the 4457 caliber with 17j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-764f53bea40d]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1974

Related Models

• Seiko 4511-546
• Seiko 6242-138
• Seiko 3837-913
• Seiko 6161-652
• Seiko 0728-669
• Seiko 7042-642
• Seiko 4592-317
• Seiko 6285-701
• Seiko 6223-273
• Seiko 5244-991
• Seiko 4510-127
• Seiko 6297-434