For a "Royal Look" we suggest an Oval Sapphire, like this one from Tacori

It didn’t start with Kate Middleton, couples have always looked for a meaninful engagement ring as unique as their love, and the trend continues…. many are choosing Sapphires and other stones for engagement rings.  A stunning Oval Sapphire sits at the center of Kate Middleton’s ring, which was previously Princess Diana’s. Sapphire- represents truth, sincerity and constancy. The ring is encircled with a Halo of diamonds.

Sapphires have been prized as great gemstones since 800BC and have been worn by royalty throughout history. King Solomon wore a sapphire ring, and the British Crown Jewels are full of large blue Sapphires, the mark of prudent and wise rulers.

Ever since Prince Charles has given Princess Diana a Sapphire engagement ring, more and more couples have decided to adopt this old tradition to the present day. Sapphire stands for truth, compatibility, commitment, and mutual understanding. A perfect, meaningful choice for engaged couples, and Sapphire is also recommended for a couple’s 5th or 45th anniversaries.

The sapphire has for a long time, been identified with chastity, piety, and repentance. It brings wisdom and truth, increases perception and the understanding of justice. It helps find peace of mind and serenity and promotes a life of sincerity, helping preserve one’s innocence while learning life’s truths. Sapphires also are associated with romantic love, representing fidelity and romantic devotion. I it also used for a quest to increase one’s faith, hope, and joy, and to keep thoughts pure and heavenly