Seiko Cal. 6665 - 257

Seiko 6665-257

The 6665-257 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-2539ce0120c1]

Also known as: World Timer, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
14.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
160m
Dial Color
Cream
Jewels
18j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1977

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seikata-wm-2539ce0120c1