Seiko Cal. 6663 - 621

Seiko 6663-621

The 6663-621 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-ae9fcf57366a]

Also known as: Sea Horse, Arnie

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
34mm
Case Thickness
14.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Silver
Jewels
34j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1974

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