Lab-grown diamonds are real diamonds created in controlled laboratory environments using advanced technology that replicates the natural diamond formation process.

A solitaire engagement ring is a ring that features just one stone set on a metal band. The stone is usually a diamond, but gemstones can also be used for solitaire rings. This solitary stone is set proudly on a metal band without any other stones. A solitaire engagement ring typically features prong, bezel or channel settings, though other styles are also available.

There's an age-old saying that you should spend three months' salary on an engagement ring, but that may not align with your personal budget. Because there are so many factors that go into the price of a ring—such as the metal, stone size, stone quality, and setting—it's easy to find a beautiful solitaire engagement ring to fit any budget. Visit our engagement ring buying guide to learn more about shopping for gemstone or diamond solitaire rings.

When it comes to diamond solitaire rings, 1 and 2 carat rings are the most popular fit. For solitaire engagement rings with gemstones, the stones are sold by size measurement rather than carat. Learn more about diamond carat and review our diamond carat size chart to understand how oval, round, princess, heart, and other diamond shapes look at various carat weights for solitaire wedding rings and engagement rings.

An engagement ring is presented during the proposal, and a wedding ring is presented at the wedding itself. Traditionally, the engagement ring features a center stone, and the wedding ring is a band that complements the engagement ring. A solitaire ring in which the jewelry features a single gemstone or diamond is one of the most classic engagement ring styles.

White gold, yellow gold, rose gold, and platinum are all available for solitaire engagement rings. Each metal brings its own beauty, durability and upkeep considerations for gemstone and diamond solitaire rings. Platinum solitaire rings are a classic choice that fits high-quality diamonds and gemstones. White gold is a more budget-conscious alternative that serves as a stunning backdrop for colorless diamonds and lighter gemstones. Warmer metals, like rose and yellow gold, are an increasingly popular choice for women’s solitaire engagement rings.

At Blue Nile, we offer custom solitaire engagement rings to meet every style. Choose the gemstone or diamond shape, metal type, setting style, engraving, and additional features for custom solitaire diamond engagement rings or gemstone styles.

The ever-popular diamond solitaire ring brings the focus to a standalone sparkling stone. With a simple design, any diamond shape can shine in a solitaire setting. Round brilliant, cushion, oval, emerald, and marquise diamonds are some of the most popular diamond shapes for solitaire rings.

You can use our free ring sizer to find your fit or your partner’s ring size.

Platinum and white gold solitaire rings are some of the most popular styles, offering effortlessly chic styling for natural diamonds, lab diamonds and gemstones. Rich yellow gold and rose gold solitaire rings are also growing in demand, thanks to their unique beauty and colorful contrast.