Charles I (1625-49) AR Shilling (1635-36). Tower Mint issue, under the King (1625-42). Crown mm (struck 1635-36). 

CAROLVS . D G MA BR FR ET HI REX . (crown), crowned bust left, XII behind.
CHRISTO . AVSPICE . REGNO . (crown), garnished oval shield.

Seaby 2787.

Courtesy Ira & Larry Goldberg Auctioneers, Beverly Hills, CA. www.goldbergcoins.com
Sale 31: The Pre-Long Beach Auction May 30 - June 1, 2005, Lot 2158.