As a complement to Amanico's great
in-depth review of this model and to his presentation of
the entire family, here's a quick overview which includes the 2015 Saatchi London limited re-edition models and two unique pieces.
Best to all of you.
Photos credit: multiple websites.
PLATINUM 
5070P-001 (2008-210)

5070P-013, Saatchi London Edition (2015 - 5 pieces)

5070/1P-010 (2012 - unique piece)
WHITE GOLD

5070G-001 (2001-2008)

5070G-014, Saatchi London Edition (2015 - 5 pieces)
YELLOW GOLD 
5070J-001 (1998-2004)

5070J-012, Saatchi London Edition (2015 - 5 pieces)

5070J-010 (circa 2011 - unique piece with, among other specificities, Breguet 12 and "MSO" monogram at 6 o'clock="Michael Steven Ovitz")
ROSE GOLD

5070R-001 (2001-2008)

5070R-014, Saatchi London Edition (2015 - 5 pieces)