0474 Watch Mainspring 1.30 x 0.06 x 158 (6 1/4") (Calibers in description)

Dimensions:  1.30 x 0.06 x 158 (6 1/4")

End Type: Tongue End

Material: Genuine Omega Factory

Calibers: 

Longines 320 (s/b a T End * not available in T)
Movado 4, 7
Omega 440, 580
Piaget 6N, 6N1, 6P1
Rayville 60 R, 600 R