Seiko Cal. 4550 - 407

The Seiko 4550-407 represents an important milestone in Seiko's 1999 lineup. Powered by the 4550 caliber with 34j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-612b1d27841c]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1999

Related Models

• Seiko 6233-624
• Seiko 4439-458
• Seiko 4547-442
• Seiko 3875-968
• Seiko 4457-917
• Seiko 6334-424
• Seiko 3852-762
• Seiko 5299-277
• Seiko 4563-262
• Seiko 7022-675
• Seiko 6644-831
• Seiko 0745-651