Seiko Cal. 4413 - 213

Seiko 4413-213

The 4413-213 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4413 caliber with 30j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-c56f366e18d8]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
35mm
Case Thickness
9.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
130m
Dial Color
Burgundy
Jewels
30j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1980

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seikata-wm-c56f366e18d8