Up for sale is this like new Isotope Hydrium X limited release dive watch. This mircobrand based out of England has some hype around watch enthusiasts as each release is a limited production selling out as pre-order. This release is #77 of 100. With a AR sapphire crystals, 40hr power reserve movement and stainless steel 40mm case with open case back that holds 300 water resistant. All the original boxes and paperwork included, asking 750$ shipped Photos/video https://imgur.com/a/Ha5juvf