AMAGANSETT
Philip and Stephen Gellos to GBHCAL L.L.C., 22 Clinton Academy Lane, Sept. 9, $1,800,000.
Estate of Mardee Kravit to 57 Hampton Lane L.L.C., 57 Hampton Lane, Nov. 23, $1,800,000.
Melissa and Ross Muken to 8 Gansett Lane L.L.C., 8 Gansett Lane, Nov. 30, $5,750,000.
BRIDGEHAMPTON
Estate of Barbara Roesel to Karim and Laura Belkhayat, 413 Woodland Drive, Oct. 27, $1,650,000.
187 Dune Road L.L.C. to GR Dune Realty Holdings L.L.C., 187 Dune Road, Dec. 10, $50,150,000.