Insider.com: The 22 best gifts we've received, from keepsake jewelry to useful kitchen tools

My sister gave me this necklace with her birthstone and mine on the morning of her wedding as a thank you for being her maid of honor and friend. It means the world to me, and I've worn it every day since. It's special to me that every time I look in the mirror — even just to wash my face — I see this and think of my sister. — Mara Leighton, Senior Reporter

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