Route 124 is a water route that connects Lilycove City to the west, Route 126 to the south, and Mossdeep City to the east. While exploring this route you can find various colored Shards which can be exchanged at the Treasure Hunter’s House on a nearby island.
On an isolated southwest island, near the Pinsirite
(Requires HM07 Dive)
Yellow Shard
On a southern island
(Requires HM07 Dive)
Pearl
Possible rematch reward for defeating Swimmer Jenny in a rematch (20% chance)
Big Pearl
Possible rematch reward for defeating Sis & Bro Rita & Sam (15% chance)
Underwater (Requires HM07 Dive)
Sky Plate
End of the path found under the northwestern diving spot that can be accessed by first using the diving spot north of the Treasure Hunter’s house
Green Shard
North of the Diving Spot, under the diving spot north of the Treasure Hunter’s house
Pearl
Southwest of Scuba Diver Dmitry, under the northwesternmost diving spot that can be accessed by first using the diving spot north of the Treasure Hunter’s house
Heart Scale
East of Scuba Diver Dmitry, under the northwesternmost diving spot that can be accessed by first using the diving spot north of the Treasure Hunter’s house
Heart Scale
Near Scuba Diver Kylan, under the westernmost diving spot
Carbos
Southwest side, under the diving spot west of the Treasure Hunter’s house
Big Pearl
West of Free Diver Arzu, under the southwest diving spot
Calcium
South of Free Diver Arzu, under the southwest diving spot
Heart Scale
Possible rematch reward for defeating Scuba Diver Kylan in a rematch (10% chance)
Heart Scale
Possible rematch reward for defeating Free Diver Arzu in a rematch (10% chance)