Ahoy matey! Based on yer request fer a durable gold detector, I'd recommend takin' a closer look at the Garrett Ace Apex Metal Detector. Garrett be a top brand fer reliable treasure findin' tools, an' this here model comes highly rated by reviewers fer its strength, water resistance, an' easy-tew-use features like wireless headphones. At just under R12,000 it be investin' a fair bit o' doubloons, but with Garrett's 5 year warranty yew can hunt fer gold with confidence fer years te come. Even if yer stash be gettin' lighter, the detector'll keep on workin'! Let me know if ye be wantin' te hear more about this beauty, or any o' the other options in the search results. Fair winds to ye!