Gretch stretched her legs and wiggled her toes in their socks. "Good thing you have someone super hot that you can trust," she informed him, twisting the watch around in her hands. Although she wouldn't betray Trev and she knew she could trust him to do the same, her own interests were still foremost in her mind and she'd have been very surprised if the same didn't hold true for him.
"These could probably fetch a tidy profit," she offered, toying with the catch on the watch. "The magic is pretty advanced, but you're good enough to fake a few." At his question, she nodded. If he'd had enough money to buy one of Trev's family trees and have these watches in his possession, the mudblood might have a few more items of interest in his house. "Got nothin' else to do," she drawled in response.