Seiko Cal. 4427 - 503

Seiko 4427-503

The 4427-503 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-004203eb5c70]

Also known as: Helmet, Goldfeather

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
38mm
Case Thickness
11.1mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Champagne
Jewels
30j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1989

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