Rasheed Broadbell and Travis Smikle added to Jamaica's medal tally after grabbing gold and bronze, respectively, at the Commonwealth Games.
Broadbell took the men's 110m hurdles in a lifetime best 13.08 seconds, which is also a championship record.
Compatriot Orlando Bennett was fifth in 13:43 seconds, while Olympic champion Hansle Parchment pulled out of the final.
Travis Smikle picked up bronze in the men's discus with throw of 64.58m.
The other Jamaican, Roje Stona, finished sixth with a best effort of 62:15m.
Jamaica's medal tally now stands at five - two gold, two silver and one bronze.
Elsewhere in the field Shawn-D Thompson finished just outside the medals after ending fourth in the men's long jump final with a season's best 8.05m.
Diver Yona Knight-Wisdom finished fifth in the final of the one metre springboard with 383.10 points behind winner England's Jack David Laugher who finished with 447.05 points.
Meanwhile, 100m champion Elaine Thompson-Herah and Natalliah Whyte progressed to the semi-finals of the women's 200m.
Thompson-Herah was the fastest of the qualifiers, winning heat five in 22.80 seconds.
Whyte, who competed in heat three, won in 23.61 seconds.
In the men's equivalent Kadrian Goldson is also through to the semi-finals after finishing second in 21.19 seconds behind Britain's Adam Gemili, 20.92.
Kimberly Williamson and Lamara Distin are safely through to the final of the women's high jump.
Williamson and Distin, who competed from Pool 'A' and 'B' respectively, cleared 1.81m.
Additionally, all three Jamaican women advanced to the final of the 400m hurdles, with Shian Salmon winning heat one in 55.30 ahead of national champion Janieve Russell who clocked 55.79 for second.
Rushelle Clayton was also an automatic qualifier after winning heat two in 54.93 seconds.