To recover your lost Lands' End gift card, contact Lands' End customer service directly. You'll need to provide details like the gift card number, purchase date and purchase amount if possible. Here are some steps to help you:
Gather purchase information: Original receipt, date of purchase, gift card amount and payment method used
Contact Lands' End customer service: Call their customer support, explain your lost gift card situation and provide as many transaction details as you can
While recovery isn't guaranteed, Lands' End may be able to help you replace the card if you can verify the original purchase. The more information you can provide, the better your chances of getting a replacement.