Seiko Cal. 3877 - 990

Seiko 3877-990

Released in 1998, the Cal. 3877 with design code 990 was part of Seiko's domestic market collection. It features a Green dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-10020e7142a6]

Also known as: Monster, Sea Horse

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
15.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Green
Jewels
33j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1998

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