THE TEST OF TIME: Time is money, people, which is why guys will appreciate these watch movement cuff links from Red Envelope. They’re handmade from genuine antique watch works with intricate cogs and gears that are set in sterling silver and fitted with lever backs. Each pair comes with a gift box and certificate of authenticity. We haven’t seen links this unique in a while, which makes them that much cooler. GET IT: $139.95; Online at Red Envelope.