Seiko Cal. 4427 - 987

Seiko 4427-987

Released in 1999, the Cal. 4427 with design code 987 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-7a6513b99a5f]

Also known as: Turtle, Monster

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Silver
Jewels
26j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1999

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