Audemars Piguet

Gentlemens, thanks in advance of your attention. Is there anyone who could explain me the differents betweens these 2 AP RO chrono models ? they are very similar, perhaps different movements ? Are price are different ? thanks for your help ! Best

clutch movement.) Don't remember offhand what the differences are between the references.

thanks for your reply and this precision. Only mechanical movement ? dilas ? bracelet ? price are same ? Are these 2 models are available ? I know the different version on 26300St but not on the 25860St. thanks for your help Best