The moonstone cabochon catches the light and reveals a blue flash that shifts across the surface with every turn of the hand. This effect, adularescence, shows best in exactly this smooth, domed cut, with no faceting to break the glow into small fragments. A signet ring with a big, minimalist silhouette needs no extra decoration - a plain band and a single stone are enough to draw the eye. In many cultures the moonstone has been linked to intuition and inner calm, which today makes it a popular choice for a gift with a personal meaning.

For this piece we chose a stone with a clear, deep glow and no clouding - that quality is what decided its grade, and yet the price stays accessible. Silver and other precious metals are rising in price, and good moonstones are becoming harder to find, so buying now is a sensible choice price-wise. The signet ring is made of pure, refined European sterling silver 925, free of nickel and other harmful additives, so it can be worn without worrying about skin irritation. A rhodium layer adds hardness and protects the surface against scratches and tarnishing, so the shine lasts long. The piece carries the French maker's mark, which guarantees the metal's origin.

A signet ring like this feels at home in office wear - paired with a smooth shirt and a blazer in a muted grey or navy shade, the stone's blue flash becomes a natural focal point on the hand. It can be combined with a slimmer band on the same hand, since the minimalist form doesn't clash with other rings. Its big size means the signet sits well on the finger and doesn't get lost in movement when the hand is active. This is a ring for everyday wear, and for more formal occasions too.