Vintage Logo From Existing Image

I already have a reference image that perfectly captures the idea, and I’d like it converted into a clean, professional logo while preserving its vintage character. No text—just the graphic itself. I need the L changing from the one with the tentacle in the waves to the other L... (Budget: £20 - £250 GBP, Jobs: Adobe Illustrator, Adobe Photoshop, Branding, Creative Design, Graphic Design, Illustrator, Logo Design, Photoshop, Print Design, Vector Design)