Intruders have targeted two homes in the same Spalding street stealing various items of jewellery.
Both break-ins happened at homes next door to each other in St Andrews Road where intruders got inside one home after smashing a patio door and the other by smashing a kithcen window.
A Lincolnshire Police spokesman said two men were seen running away from one of the homes at about 5pm on Monday and anyone with information should call 101, stating incidents 332 and/or 404 of December 9.
Meanwhile, items have been stolen from a home in Hazelwood Drive which was burgled sometime between 2pm on Wednesday and 11.30pm yesterday.
Anyone with information who calls 101 should state incident 463 of December 12.