1118 Watch Mainspring 1.80 x 0.10 x 330 (13") (Calibers in description) plating date @ 4 o'clock position

date @ 4 o'clock position

fits Omega® 490

allowing you to measure mounted gemstones

and efficient handheld steam cleaning system makes it easy to clean hard to reach surfaces without wrist strain

antique shape

1118 Watch Mainspring 1.80 x 0.10 x 330 (13") (Calibers in description) plating date @ 4 o'clock positionDimensions: 1. 80 x 0. 10 x 330 (13") End Type: Tongue End Material: Swiss Made Unbreakable Calibers: Benrus AO, Benrus AW, Election 645, FHF 150, FHF 150 1, FHF 150 3, FHF 151, FHF 152, FHF 152 1, FHF 152 3, FHF 156, FHF 158, FHF 159, FHF 162, FHF 163, FHF 164, FHF 166, FHF 174, FHF 178, FHF 187, FHF 193, FHF 201, FHF 203, FHF 208, FEF 190, FEF 191, FEF 192, FEF 193, FEF 194, FEF 195, FEF 196, FEF 197, FEF 198, FEF 199, FEF 200, FEF 201, FEF 202, FEF