Seiko Cal. 5654 - 666

Seiko 5654-666

The 5654-666 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5654 caliber with 25j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-f9bd01f58020]

Also known as: Sea Horse, Flighty

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
41mm
Case Thickness
9.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
80m
Dial Color
Burgundy
Jewels
25j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1975

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seikata-wm-f9bd01f58020