Indeed, For eco-conscious buyers, An important benefit to an IWC Schaffhausen watch is the company’s motivation to sustainability. They were the 1st Swiss luxury watchmaker to supply a sustainability report back to Global Reporting Initiative Benchmarks, setting out their sustainability targets. Weiss Watches was Launched in 2013 by Cameron Weiss, https://www.watchesworld.com/a-history-of-watch-reference-numbers/