Thesimple answer is yes. Border Collies can have blue eyes. Brown is the most common eye color for the breed, but they can also have blue or green. Some puppies are born with blue eyes, but the color changes later. However, many keep the blue into adulthood. Blue eyes or heterochromia are more common in merle or piebald Border Merleis the rarest coat color pattern in the breed. Out of all the merle Border Collies, the blue merle Border Collie is the most common. The blue merle Border Collie may not be the best for those who prefer a very chill, less outdoorsy lifestyle, or first-time dog owners. Because they are very intelligent, merle Border Collies require Checkout our blue merle border collie selection for the very best in unique or custom, handmade pieces from our shops. Seealso: Top 10 rare Border collie colors. Blue Merle Collies Appearance. The Border Collie Blue Merle can have a variety of different coat patterns. Some may have a mostly blue coat with black or gray spots. While others may have a more black or gray coat with blue spots. The eyes of a Merle Border Collie can be blue and brown. Theaverage price range for a blue merle Border Collie puppy is between $2,000 and $4,000. However, some breeders may charge higher prices, especially if the pup comes from a champion bloodline. It’s important to note that some breeders may take advantage of the rarity and striking coat of blue merle Border Collies to overcharge. BlueMerle Border Collies: Are blue merle Border Collies purebred. Interestingly, a Blue Merle Border Collie does not qualify as a breed It is only a Border Collie with a blue merle coat pattern. Nevertheless, it is one of the smartest and most agile pets you will come across. Border Collies are medium-sized dogs with strong and agile Adog who is blue will have patches of gray, dark, blue, and dark grey. Merle dogs often have blue eyes. A Border Collie must have a merle parent in order to be merle themselves. A dog who has a merle gene will be merle, regardless of the color of its other parent. In this way, the gene for merle is dominant. TheBlue Merle Border Collie stands 18 to 22 inches tall, weighs between 30 and 45 pounds, and lives 12 to 15 years. It has a gorgeous coat, with black and blue-gray patches over a white base. If you want to give this breed a forever home, we’ll discuss the dog’s history and a few interesting facts. Breed Overview. c2me.