Wimbledon, England -- (Sports Network) - The incomparable Williams sisters, Serena and Venus, will appear in their fourth Wimbledon doubles final on Saturday.

The fourth-seeded sisters drilled a top-seeded tandem of Zimbabwe's Cara Black and American Liezel Huber 6-1, 6-2 in Friday's semifinal action at the All England Club. Black and Huber are the reigning U.S. Open champs.

Serena and Venus will face each other in Saturday's women's singles finale.

Saturday's other doubles finalists will be a third-seeded Aussie pairing of Samantha Stosur and Rennae Stubbs, who overcame a second-seeded Spanish duo of Anabel Medina Garrigues and Virginia Ruano Pascual 6-7 (3-7), 6-4, 6-2 on Friday. Medina Garrigues and Ruano Pascual were fresh off their title at the French Open last month.

The Williams sisters are the reigning Wimbledon champs and also titled here in 2000 and 2002. They topped Stosur and Lisa Raymond in last year's final.

Serena and Venus are 8-0 in their career Grand Slam doubles finals, including a victory at this year's Aussie Open.

Saturday's doubles champions will split $377,000.