Perfectly made for one another, the “My Diamond” solitaire by Halberstadt can be combined with the alliance ring (half eternity ring). Their unique design ensures that the two rings never drift apart, but stay together in beautiful and harmonious unity. A marriage made in heaven. The half eternity ring can be created in different widths to complement the “My Diamond” solitaire ring. With either HRD or GIA certification from the world’s most respected diamond laboratories, the “My Diamond” solitaire ring’s outstanding quality is assured. Both rings are available in 18kt gold, 18kt white gold or platinum.