Kala are one of my favourite uke makers and the KA range provides a well made, good quality, laminated koa ukulele particularly suitable as a 'second ukulele' for people who want to take a step up from the introductory level ukes.
Musicguymic does sound sample with Kala Koa KA-KC Ukulele.
Kala Concert Ukulele KA KC Hawaiian Koa
On eBay UK
Kala Koa Concert Ukulele - $249.99
Construction: Hawaiian Koa (laminated) top, back & sides
Neck: Solid Mahogany
Tuners: Sealed gear