WHO, WHAT, WEARABLE Fossil Q Dreamer Subtlety is a quality sorely lacking in many wearable designs. Yet great style (and taste) often relies on quiet sartorial nuances, not in-your-face fashion statements—which is why the Fossil Q Dreamer notifier is such a breath of fresh air. And the design blends seamlessly into a stack of metal or leather bracelets.  What we liked: Its ultra-low profile: a plain brushed-metal rectangle (the actual smart device) plus a rich, raw leather bracelet. The two available color combos—sand-toned strap with a rose-gold device and a black strap with a silver device—feel quietly luxurious.  What we didn’t like: That said, the Fossil logo on the side should be either smaller or hidden—it practically screams “mid-priced product.”  Best feature: The proprietary app, which controls the fitness-tracking functions and call/t