Bulk Vintage Photo Restoration Needed

I have a collection of more than fifteen vintage photographs that deserve a second life. Each image shows its age through fading colours, surface scratches, and soft details, and I want every one of those issues addressed without compromising the authentic character of the originals... (Budget: ₹750 - ₹1250 INR, Jobs: Adobe Lightroom, Adobe Photoshop, Digital Art, Image Processing, Photo Editing, Photography, Photoshop)