The Pinos Isle treasure at 304, 455 is buried in the bushes/grass by the ruined temple area on Pinos Isle after you pick up the matching treasure map from Cumberland Bay.
This treasure starts with the Cumberland Bay treasure map, but the chest itself is on Pinos Isle. The dig spot is not on the beach; it is inland near the ruined temple area with the viewpoint, tucked into a small patch of grass and bushes.
Pinos Isle treasure location at a glance
| Detail | Location |
|---|---|
| Map source | Cumberland Bay, on the east side of the coast |
| Treasure coordinates | 304, 455 |
| Treasure island | Pinos Isle |
| Dig landmark | Grass/bushes by the temple ruins, near the viewpoint |
| Reward | Ivory Wheel Design Plan |
KEY!Think of Cumberland Bay as the map pickup and Pinos Isle as the actual treasure site. Once you are at Pinos Isle, head inland toward the central ruins and look around the temple area rather than circling the shoreline.
Get the Cumberland Bay treasure map first

How to get the Cumberland Bay map and dig up the Pinos Isle treasure
Start by collecting the map at Cumberland Bay, then use its 304, 455 coordinates to dig at Pinos Isle.
STEP 1/10
Go to Cumberland Bay’s east coast

Start on the east side of Cumberland Bay’s coast, where the treasure map is just a short run away.
STEP 2/10
Pass the rowboat

Run forward with the small rowboat on your left and keep following the coast.
STEP 3/10
Circle the palm tree

Move around the palm tree just past the rowboat to reach the map holder.
STEP 4/10
Collect the treasure map

Take the Cumberland Bay treasure map from the man standing there.
STEP 5/10
Check the coordinates

Open the codex/map entry and note the treasure coordinates: 304, 455.
STEP 6/10
Sail to Pinos Isle

Travel to Pinos Isle, since 304, 455 points to the treasure location, not the map pickup.
STEP 7/10
Head inland to the ruins

Move toward the central ruined temple area on Pinos Isle.
STEP 8/10
Pass the pillars

Go right past the stone pillars in the ruins.
STEP 9/10
Duck under the log

Continue underneath the fallen log to stay on the route through the temple area.
STEP 10/10
Dig in the bushes

Turn slightly left and use the dig prompt in the bushes/grass beside the ruins to uncover the treasure.
Video help
What 304, 455 gives you
KEY!The coordinates 304, 455 mark the buried treasure location on Pinos Isle. They do not mark the place where you collect the map; that part happens earlier at Cumberland Bay.
Digging up the chest rewards the Ivory Wheel Design Plan for the Jackdaw. It is a ship design reward, so once it is collected, it belongs with your Jackdaw customization plans rather than with weapons or armor.
If the dig prompt is not appearing, stand in the grass/bushes at the temple ruins near the viewpoint, not on the beach or near the caves.
Common places players search by mistake

The biggest mix-up is reading the map pickup as the treasure location. 648, 345 is tied to the Cumberland Bay map, while 304, 455 is the Pinos Isle treasure spot.
On Pinos Isle, avoid spending time along the beaches or inside caves for this chest. The correct dig spot is inland, in a small grassy bush patch beside the ruined temple area, close enough to the structure that it is easy to miss if you are only sweeping the outer edges.
Frequently Asked Questions
Where is the Pinos Isle treasure at 304, 455?
The 304, 455 treasure is on Pinos Isle, buried in the grass/bushes by the ruined temple area near the viewpoint.
Where do you get the treasure map for this chest?
You get the matching treasure map at Cumberland Bay. Go to the east side of the coast, pass the rowboat, move around the palm tree, and take the map from the man standing there.
What reward do you get from the Pinos Isle treasure?
The chest gives you the Ivory Wheel Design Plan for the Jackdaw.
Why is the dig prompt not appearing?
You are probably slightly off the spot. Move to the grass and bushes at the temple ruins on Pinos Isle, near the viewpoint area, instead of searching the beach, caves, or open ruin floor.
Are 648, 345 and 304, 455 the same location?
No. 648, 345 refers to the Cumberland Bay treasure map location, while 304, 455 is the buried treasure location on Pinos Isle.







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