Researchers from Seoul National University analyzed 206,492 men aged between 20 and 59 from 2006 to 2013.
We've scoured the web to find the best collections on easy-to-use websites that make it that bit simpler to pick up a unique design that you won't see everyone else wearing.
Not all are online only, but we think we've come up with a really e-shopper-friendly selection; from London-based fine jewellery specialists Astley Clarke's website to Scandi hipsters & Other Stories' online offering. Net-a-Porter The leading retailer in the world of designer clothing, Net-a-Porter also have a fantastic range of jewellery on offer.
Buy Now Think of the Radar Pace as sporty shades, unobtrusive earbuds, and a personal trainer all in one.
Its voice-activated system provides real-time coaching, tracks your pace, and lets you know when it’s time to push for a PR.