Seiko Cal. 4431 - 445

Seiko 4431-445

The 4431-445 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-60f44c67e905]

Also known as: Sea Horse, Flighty

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
140m
Dial Color
Silver
Jewels
22j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1978

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