where to find rom in nokia lumia 1020 uk 3 mobile?

[Windows Central Question]

I have nokia lumia 1020 black, 32 gb three mobile uk. does anyone help me to find ROM and product code, please?

 

[anon(10197358)]

@OP

059T749 RM-875 VAR EURO GB H3G SL BLACK (package branded to H3G)
059T1V6 RM-875 VAR EURO GB CV BLACK (package unbranded)