After a terrible accident, two brothers from a prestigious Los Angeles diamond family find themselves forced to work for a dangerous blood-diamond dealing crime boss.
In an attempt to get out from under Lady Rah, Jake plots a heist at the San Pedro docks with disastrous consequences.
Lady Rah sends Jake and Freddy to get illegal diamonds certified and ready for sale, but things get complicated when Isaac gets involved.
Jake and Freddy smuggle Lady Rah's diamonds into Vancouver, but things don't go as planned. Cam and Isaac butt heads over the direction Green & Green is taking. New evidence comes to light in the Avi Kreshman case.
The Green family comes together for a funeral, which brings long simmering tensions to the surface. A mysterious diamond dealer with ties to Cam's past arrives in LA.
While Cam and Pieter scheme to gain control of Green & Green, Ava takes a bigger role in the family business against Jake's wishes. In the wake of his father's death Freddy takes steps to get clean. Carlos hits a dead end in his investigation.
Freddy and Jake attend an underground diamond auction. Pieter and Cam meet with a Venezuelan diplomat about re-opening an abandoned mine. The U.S. Attorney's investigation into Pieter Van de Bruin causes problems in Ava's new relationship.
Jake and Lady Rah form an uneasy alliance against Pieter. Freddy and Ava work together to gain access to a Russian diamond syndicate. Cam's relationship with Sarah takes a turn for the worst.
Jake and Cam are on opposite sides after Vincent's murder brings the conflict between Lady Rah and Pieter to head; and Freddy and Ava try to turn their fortunes around in Russia.
With Pieter holding Ava hostage, Jake and Freddy must come together to save her; the investigation into Pieter begins to close in on Green & Green; Cam strikes out on his own, making a deal with the cartel.
With the Green Family in shambles, Jake realizes that finding the Holocaust Diamond will put them back on top –but a fruitless search leaves a dangerous trip to Venezuela as the Green Brother’s only option.
Jake and Freddy attempt to steal diamonds from the Venezuelan mine that they no longer own - but when the Cartel learns of their subterfuge, they find themselves running for their lives.
On the run from the Cartel, Jake and Freddy are saved by one of the Venezuelan miners and his family - but when the Cartel learns where they are, Jake & Freddy's presence jeopardizes the entire family.
When Freddy and Jake fail to find someone they can trust to cut their rough diamond, Freddy decides to cut the stone himself, and model it after the famed "Anastasia Diamond".
While Freddy attempts to cut the Anastasia Diamond, Jake faces down the Chinese Triad in order to earn their buy in for a prestigious Diamond Expo in South Africa.
Freddy, high as a kite, struggles to cut the Anastasia diamond as Jake goes to Alexi for protection. Cam's hell-bent on revenge and Lady Rah offers to help Ava with an important client.
An armed robbery at Ava's house leads to a momentary truce between Jake, Ava and Cam. Freddy finishes the Anastasia diamond, and Jake goes to Tessa for help.
To get to South Africa in time for the diamond conference, Jake must find Freddy and get the "Anastasia appraised. Lady Rah proposes her plan to re-certify the world's most expensive diamonds, and Cam heads to London to confront Malcolm's mother.
With the diamond expo and recertification process underway in Cape Town, Jake and Freddy try to sell the Anastasia diamond. Lady Rah offers to help Ava and adds another name to her hit list when part of her plan goes awry.
Lady Rah has put a bounty on Jake's head, and the brothers must retrieve the Anastasia from its hiding place and run for their lives. Willow and Ava face a vengeful Alexi, and Cam finally avenges Malcolm's death.
