First it was Vodafone Australia that confirmed Lumia Denim roll-out plans for late December to early January and now one more carrier in another part of globe has to add more. French carrier SFR has published a Lumia Denim update roll-out table, which has timelines for updates for various Lumia devices.
As per the table, Lumia 930, Lumia 1520, Lumia 520, Lumia 625 are set to received the update in December. Lumia 530, Lumia 920, Lumia 925 and Lumia 1020 will get the update in January. Lumia 635 will get it by January-February 2015.
Thanks Deni for the tip. Cheers!!