If the cooler weather has you thinking about popping a big question, or just buying yourself something nice, we talked to the folks at Diamonds Direct Crabtree to learn a bit about The 4 C’s of Diamond Selection to help with your search.

Once you have your ideal stone in mind, enter the Platinum Three Facebook Challenge for the chance to win a $1,000 gift card.

Diamonds Direct Crabtree launched the challenge Oct. 3, aiming to reach 3,000 "likes" on Facebook on the official Diamonds Direct Crabtree page within three weeks.

When the promotion ends on Oct. 24, three winners will be selected to receive $1,000 gift certificates. See www.facebook.com/diamondsdirectcrabtree to enter.