Seiko Cal. 6657 - 993

Seiko 6657-993

The 6657-993 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-de32a811481d]

Also known as: Silverwave, Flighty

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
15.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Black
Jewels
30j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1968

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