Seiko Cal. 4450 - 399

Seiko 4450-399

The Seiko 4450-399 represents an important milestone in Seiko's 1985 lineup. Powered by the 4450 caliber with 29j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-071d2f3bca8f]

Also known as: Tuna, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
43mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Silver
Jewels
29j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1985

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