Nine-year-old Benjamin Jinks and his family are off for a holiday by the seaside, and his genius-hamster is coming with them. But the pair soon uncover the mystery of some stolen diamonds and set about trying to solve the crime. Can they find the jewels before the criminals get their hands on them once more? This fifth book in the acclaimed Stinky and Jinks series has the all the hallmark excitement, warmth and a hamster hilarity that readers have come to expect from Dave Lowe.