The jewellery version of Certina’s Double Security (DS) model has a rose-gold PVD coating on a stainless-steel case and a bezel set with 60 Top Wesselton diamonds (0.465 ct) to mark the passing hours. It has a brown sunray dial and matching snakeskin-finish brown leather strap. The chronograph is powered by the ETA 251.471 quartz calibre and displays elapsed time to within 1/10th of a second. Also available in stainless steel with a white mother-of-pearl dial and a choice of stainless-steel bracelet or white leather strap.
Source: Europa Star October - November 2011 Magazine Issue