Guitar Signature Restoration

I need a skilled artist (London-Based ideally) to touch up/redo 3 faded black signatures on my guitar. This guitar is not for resale, it is sentimental to me, however I have continued to play the guitar and the original signatures have faded... (Budget: £20 - £250 GBP, Jobs: 2D Drawing, 2D Layout, Art Direction (Bijutsu Kantoku), Audio Production, Audio Services, Graphic Design, Illustration, Music, Painting, Sound Design)