The IWC Mark XV was released in 1999 as the replacement for the Mark XII. At 38mm its case was slightly bigger; inside was now an ETA-based movement (either 37524 or 30110 depending on the year of production). It was available with either a black or white dial, and also with a 'Spitfire' black or silver option.Reference IW3253-07 has a Black dial.Original strap (black buffalo) has reference number A05510, A05512 (XS) or A05511 (XL).Original bracelet has reference number A05514