Vintage 1950s ladies Eterna-matic early automatic watch replacement balance staff for the highly collectible Eterna caliber 1419U watch known as The Golden Heart because it has a rotor made of 1.6g of 23K gold. New Old Stock Swiss Made part that comes from the envelope shown but will be delivered in a generic parts holder. You are buying one (1) part. Scarce part, we have two, stock up for another watch that comes along. You won't be able to find this part when you need it.

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