Joey Lufkin scored 27 points to lead the Hawks, who received 12 points and 11 rebounds from fellow all-tournament selection Suderley.
Matt Wilson contributed 10 points for Hartwick, which trailed, 38-35, at halftime.
The Hawks visit Wells College at 8 p.m. Thursday.
Tufts 96, O-State 78
Zach Mager scored 21 points Saturday, but Oneonta State fell in the championship game of the Chuck Resler Tournament
Fellow all-tournament selection Jack Dignan has 12 points and Jackson Zuvic scored 13 for the Red Dragons (1-1), who trailed, 47-27, at halftime.
Oneonta hosts Hamilton at 8 p.m. Tuesday.
Alfred 116, Cobleskill 102
Brandon Smith had game-highs of 23 points and 11 rebounds Saturday, but Cobleskill lost its season opener on the road to non-conference rival Alfred University.
Alexis Nunez contributed 22 points for the Fighting Tigers, who received 13 points from Mike Marcelin and 13 points from Bryan Backus (Walton).
Cobleskill, which faced a 61-40 halftime deficit, hosts a non-conference game against Bryn Athyn at 1 p.m. this Saturday.
Delhi 72, TC3 54
Arif Mehmetaj and Sean Scott shared game-highs of 20 points and 12 rebounds as Delhi cruised to a victory at home Sunday.
Scott finished 9-for-12 from the field for Delhi, which led by 14 points at halftime.
“We played well defensively and held two quality teams to under 60 points,” said Delhi coach Rob Schoener, also referring to the Broncos’ 63-57 defeat of Broome CC on Saturday. “We’re getting back to Delhi basketball.”
Mehmetaj finished with a game-high 25 points and seven rebounds against the visiting Hornets on Saturday. Sean Scott grabbed 15 rebounds for Delhi, which received nine assists from D.J. Nicholas.
The Broncos (5-1) visit Onondaga CC this Saturday.
O-State 66, Skidmore 56
Sarah Longto finished with 12 points and four blocks to lead Oneonta State to a come-from-behind victory Saturday in the second round of the Skidmore Invitational.
The Red Dragons (2-0) won the team title based on beating Hamilton, 70-65, on Friday and Skidmore on Saturday as the tournament pairings were pre-determined. Longto, who scored 17 points against Hamilton, earned tournament MVP honors.