Seiko Cal. 4446 - 485

Seiko 4446-485

The 4446-485 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-00199ef20a1d]

Also known as: Sumo, Helmet

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
11.9mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Silver
Jewels
34j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1998

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