The Ball brand features micro gas tubes designed to give a self powered luminosity 100 times brighter than conventional lume and lasts for a minumum of 10 years with no outside power source. Colour: Steel. Material: Stainless Steel / Rubber. Condition: refurbished. Size: 42mm. water resistance: 100m. Model number: DG2018C-PC-BE. Case size: 42mm. Glass: Sapphire. Numeral style: Baton. Watch grade:2 (Fine). Warranty: 12 Month Warranty. Bracelet type: Strap. Movement: Automatic. Dial colour: Blue. Gender: Male. Age group: Adult. Bracelet material: Rubber. Department: watch. William May has been involved in the British jewellery industry since 1825 and we\\\'re extremely proud of our rich near-200 year heritage. As an independently-owned company, we supply a vast array of exquisite new, pre-owned & vintage jewellery that you simply won\\\'t find in a high street store. Ball Engineer Hydrocarbon AeroGMT II DG2018C-PC-BE 2019 Watch