Can’t let it go… even unfinished, this prototype makes our hearts beat faster. This 🦈 must be released sooner than later! Should it be a limited edition or should it become part of our catalogue? #isotopewatches #isotope #hydrium #grayreefshark (at London, United Kingdom) https://www.instagram.com/p/CZZvTTHLs3i/?utm_medium=tumblr












