Seiko Cal. 6377 - 557

Seiko 6377-557

The 6377-557 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-be20a33cdfc4]

Also known as: Monster, Arnie

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
37mm
Case Thickness
14.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1971

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