37 winGene Munster, Deepwater Asset Management, joins 'Fast Money' to talk Google launching AI mode in the U.S.. 05:37. Tue, May 20 20255:48 PMWhat is a WINCHESTER 37 Shotgun Worth? A WINCHESTER 37 shotgun is currently worth an average price of $266.08 used . The 12 month average price is $275.14 used. The used value of a WINCHESTER 37 shotgun has risen