This secret puzzle box requires 12 Steps to find the secret compartment. Beautifully crafted Yosegi inlay is affixed to the natural wood lid with natural wood sides and reverse. The keys (slides) on this particular piece are well hidden. Stamped with crafter's hanko. Comes with opening diagram and gift box! Outside measures* 3.04 x 3.04 x 1.96 inches ( 78 x 78 x 50 mm.) with Inside storage space size : 1.6 x 2.5 x 1.4 inch (41 x 62 x 36 mm) Woods used are Agathis, Nytoh and Shina plywood. Urethane finish.