Pearls & Pearl Jewelry: Freshwater Pearl Guide

Freshwater pearls are genuine cultured pearls that grow in mussels in lakes and rivers. They are considered the most accessible way to wear genuine pearl jewelry: more affordable than saltwater pearls, available in many shapes and colors, and wonderfully suitable for everyday wear. In this guide, you will learn how to recognize genuine pearls, what matters when it comes to quality, and how to care for pearl jewelry properly.

A pearl forms when a mussel coats a tiny foreign object layer by layer with nacre. With freshwater cultured pearls, this process is initiated by a small intervention—the mussel then forms the pearl entirely on its own. That is why cultured pearls are not imitations, but genuine pearls. The only difference from a natural pearl is that the initial stimulus comes from humans rather than chance. Genuine natural pearls are extremely rare today and correspondingly valuable; almost all pearl jewelry sold commercially consists of cultured pearls.

The most important difference lies in the water they come from. Freshwater pearls grow in mussels in lakes and rivers, primarily in China. Saltwater pearls—including Akoya, Tahitian, and South Sea pearls—come from oysters in the sea. Saltwater pearls are often particularly round and have an intense luster, but are significantly more expensive because usually only one pearl grows in each oyster. A freshwater mussel, by contrast, can form several pearls at the same time—making freshwater pearls more affordable without making them any less genuine.

• Freshwater pearls: from lakes and rivers, available in many shapes and colors, with excellent value for money.
• Saltwater pearls (Akoya, Tahitian, South Sea): from the sea, often rounder and more expensive.
• Both are genuine pearls—the difference is their origin, not their authenticity.

A pearl’s surface is the main indicator of whether it is genuine. Genuine pearls are never completely flawless—tiny irregularities are part of their character. These features can help you assess them:

1. Surface & luster: Genuine pearls show fine irregularities and a deep, soft glow. Imitations often appear too perfect and uniform.
2. Weight: Genuine pearls have a noticeable weight and feel high-quality.
3. Temperature: Genuine pearls feel pleasantly cool when first touched and warm up only gradually.
4. Drill hole: Genuine nacre remains clean around the edge of the drill hole; on imitation pearls, the coating often flakes off.

Freshwater pearls are true shape-shifters. They grow round, oval, teardrop-shaped, or as irregular baroque pearls—baroque shapes in particular are highly sought after for their lively character. Sizes range from delicate 2 millimeters to a substantial 12 millimeters and more. There is also far more than classic white when it comes to color: from cream and ivory to soft rose and lavender tones, as well as warm gray. Some colors are natural, while others are treated—reputable jewelry sellers disclose this transparently.

A pearl’s value is determined by a few characteristics. Most important is its luster—that deep glow that seems to come from within. Other factors include a surface that is as smooth as possible, an even shape, and a beautiful, uniform color. The rounder and more flawless a pearl is, the rarer and more valuable it will be. With baroque pearls, however, the irregularity is precisely what makes them appealing—character matters more than perfection.

Pearls are living natural materials and more delicate than most gemstones—their hardness is only around 2.5 to 4 on the Mohs scale. Chemicals, acids, heat, and friction can damage them. With a few simple rules, however, pearl jewelry will remain beautiful for generations:

• Put it on last: Apply perfume, hairspray, and cream first, and put on your pearl jewelry only afterward. Remember: “last on, first off.”
• No ultrasonic cleaning: Never clean pearls in an ultrasonic device or with harsh cleaners.
• Clean gently: After wearing, wipe them with a soft, slightly damp cloth and allow them to dry.
• Store separately: Keep them soft and separate in storage so the surface does not become scratched.
• Wearing them helps: Pearls like to be worn—the moisture from the skin keeps them supple.

Pearls are no longer reserved for formal occasions. A single strand of pearls looks just as polished with a blazer as it does with a white shirt, and pearl studs can take you from the office to an evening invitation. For a wedding, pearls are classic bridal jewelry that remains timeless in photographs. Those who prefer a more modern look can choose baroque shapes or combine pearls with gold and silver elements. A pearl bracelet can be beautifully layered with a delicate chain. This turns a single piece into a companion for many occasions—from everyday wear to a grand entrance.

Few pieces of jewelry are as timeless as the pearl. Since antiquity, it has been regarded as a symbol of purity, elegance, and femininity; in many cultures, it is associated with perfection and grace. As the birthstone for June, the pearl is also a popular gift for personal occasions. Its symbolism has developed culturally—the pearl has no health benefits.

At Splendido Jewelry, you will find hand-selected pearl jewelry featuring genuine freshwater pearls, set in genuine 585 gold and solid, rhodium-plated 925 silver. Whether you are looking for a classic freshwater pearl necklace in 585 gold, pearl stud earrings in 925 silver, or a distinctive bracelet with freshwater and Tahitian pearls—discover the full selection in our pearl jewelry collection. If you prefer browsing pure metal jewelry, you will find what you are looking for in our gold jewelry and silver jewelry collections. At Splendido Jewelry, you enjoy free shipping and returns, as well as a 30-day return period.

Frequently Asked Questions