Seiko Cal. 4433 - 566

Seiko 4433-566

The 4433-566 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4433 caliber with 18j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-bc0f607b322d]

Also known as: Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
43mm
Case Thickness
10.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
White
Jewels
18j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1971

Related Models

seikata-wm-bc0f607b322d