Seiko Cal. 4413 - 755

Seiko 4413-755

The 4413-755 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4413 caliber with 28j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-fc3989c57cbb]

Also known as: Sumo, Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
38mm
Case Thickness
10.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1971

Related Models

seikata-wm-fc3989c57cbb