The Sun claims a motorcyle customizer recently teamed with the Swiss watchmaker Carl F Bucherer to create a $1.87 million Harley-Davidson. Bundnerbike modeled the Harley after the classic Softail Slim S. It took eight people 2,500 hours to customize it.. The gold plated bike is blue with diamonds. The armored glass cap contains a 5.4 carat diamond ring. Check out the 2nd video below to see the process of it being built.