One of many rare Jaeger Lecoultre Futurematic 497 watch parts we will be selling in the coming weeks. Auction is for one (1) Jaeger-Lecoultre 497 automatic watch caliber balance staff - an original Le Coultre vintage New Old Stock NOS watch part made in Switzerland. Comes in the original Jaeger-Lecoultre Part 135 envelope shown, which has been opened by us for inspection. Check out many rare vintage Jaeger watch part auctions this week in the EBAY store Squinky for JLC 497 489 916 814 880 818 and many other Lecoultre vintage movement calibers. Watch our weekly auctions over the next several months for many rare vintage Jaeger-Lecoultre parts. Bid with confidence: Check our feedback of more than 16,000 positives and history on EBAY since 1998. An NAWCC watch collector's association member since 1997.