Apple CEO Tim Cook has officially unveiled the Apple Watch at the company’s latest product event today. Starting on April 24, you’ll be able to shell out $350 (for the small “Sports edition”) or up to $1050 for your own top-of-the-line Apple timepiece. There will also be a ton of design options for the wearable-tech, including different styles of bands and colors of metal. Cook also revealed that the watches will need to be juiced up regularly, as they will go for only about 18 hours on a single battery charge. Apps including Uber, Instagram, Apple Pay and Twitter were all demoed during the presentation. Along with the Apple Watch, Cook unveiled a few surprises at the event, including a new, extra thin MacBook, a discounted price for Apple TV and revealed that the HBO cable-free on-demand service (HBO Now) will be exclusively available on Apple devices and PCs, and will cost $14.99 a month …