Seiko Cal. 4412 - 991

Seiko 4412-991

The 4412-991 is a sought-after Quartz piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-fb577e728c96]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
12.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Burgundy
Jewels
17j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1979

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