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Yes, though only male birds can have the combination because unlike most mammals, where males have XY and females XX, in birds, males have two Z chromosomes [ZZ] and females only one [ZW], and the Silver gene is linked to that Z chromosome, and can't appear on the W one females have, females can...

The red might be due to the color not being entirely pure. A Birchen has the sex linked Silver gene which removes golden pigment and thus turns golden feathers to white, but if they are mixed with a golden female then the males get a single silver gene and a single golden one. Silver is dominant...

Looks like a possible Birchen[or a dark Blue Birchen] to me. Birchen looks very similar to Black on chick down, dark chick with pale belly, but as adults they have laced neck/chest feathers.