Omega R17.8 Compatible Mainspring – Rezista No.179 1.30×0.10×10½''' NOS
Omega R17.8 Compatible Mainspring – Rezista No.179 1.30×0.10×10½''' NOS
Omega R17.8 Compatible Mainspring – Rezista No.179 1.30×0.10×10½''' NOS
Vintage Rezista/Larsen mainspring in original envelope. Spec 1.30 mm × 0.10 mm, length 10½''' (ligne). Marked for Omega R17.8 and cross-refs shown below; sold as NOS watch part.
Attributes:
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Brand: Rezista (Larsen)
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Type: Mechanical mainspring
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Model/Caliber/Ref: No. 179; fits Omega R17.8; also marked Bulova 6AO/6M/9P, Gruen 485/487
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Size/Spec: Width 1.30 mm × strength 0.10 mm; length 10½'''
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Jewels/Material/Finish: Tempered steel (standard watch spring)
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Era/Approx. Year (if known): Vintage (mid-20th century)
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Condition: NOS
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Notes: In original printed envelope; not tested or opened by us.
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