Vintage wool sweater vest, S-M like new!

Vintage, black, like new, no snags or holes, 7 buttons - tag says “100% pure wool Hercules Knitting Co. Milwaukee, Wis. Always at ease in a Hercules” size Small - Med Resting width of waist band is 11”, from collar to bottom is 22”, arm hole to arm hole 15”. the only Hercules item on ebay is listed for $2,900! see photo