This is a diamond ring made with pure platinum, featuring a 0.306-carat diamond. The diamond quality is G color, clarity = SI2, cut = Good. It sparkles beautifully. The engraving inside the ring includes a mark of an "S" inside a star, which is the "Hoshi-esu" mark, the logo of GINZA TANAKA, a long-established jewelry store. It has a Japanese-style design with a plum blossom shape and is carefully crafted. The pure platinum makes it smooth to wear. ewdf 58→57→56