2004年7月4日 · The main differences between a freshwater cultured pearl and a saltwater cultured pearl is where they have been cultured, and the nucleation. Freshwater pearls are mantle nucleated, in other words a piece of the mantle of a sacrificed mollusk is inserted into the the receiving mollusk where the 'nacre' forms around it to produce the pearl.

2014年7月18日 · A freshwater pearl, although it may be solid nacre, is a cultured pearl where the mussel was nucleated with a piece of mantle tissue in their mantle tissue. All pearls cultured in saltwater are nucleated in the gonad with a piece of mantle tissue and a mother-of-pearl bead, which is how akoya pearls are nucleated.

2006年2月21日 · It is a type if you are talking about cultured versus natural pearls. However, most pearls today are cultured. Most pearl "types" fall under the "cultured" pearl category such as Akoya, Freshwater, Tahitian, and South Sea pearls. In this scenario, "cultured" pearl would refer to all pearls involved and would not describe what type it is.

2012年12月19日 · Belle de Mer Pearl Necklace, 18" 14k Gold AAA Cultured Akoya Pearl Strand (8-8-1/2 mm) Mikimoto Akoya Special Edition Set I have visited both stores and found the salespeople in each store *very* helpful in understanding both the features and deficiencies of each, but I would appreciate some independent advice from the wonderful people who ...

2006年11月30日 · That point I have never disagreed with, it is just inherent they would being 100% (or close to 100%) nacre. I think that I have also said somewhere in the forum (in so many words) that my favorite pearl is a lavender Freshwater pearl because of the luster, orient and natural coloring.

2004年12月11日 · The best quality pearls cultured this way need little to no artificial enhancements, unlike even the best quality bead nucleated akoyas. 8 Tissue nucleated cultured freshwater pearls have not yet been hyped; they are just a good buy for the knowledgeable. 9 The best of this type of pearl is poised to move up in value. 10

2023年3月6日 · Freshadama is a specific trade name for freshwater pearls. There is really no such thing as AAAA grade. In any case pearl grading is subjective rather than objective and what were totally fabulous grade AAA pearls when I started nearly 20 years ago now (gracious me!) would now be barely AA and I probably wouldn't even consider buying them in.

2023年5月5日 · Cultured Freshwater Pearls. Pearl-Guide.com was founded as a place for jewelers, pearl farmers and pearl experts to discuss and promote cultured and natural pearls.

2015年4月28日 · You did not buy natural pearls. You bought cultured pearls and that isn't a bad thing - all pearls on the general consumer market are cultured pearls. It's been that way for nearly 100 years. I wouldn't say you got duped necessarily, it's much more likely the jeweler that made your certificate is not a pearl expert/specialist.

2014年7月24日 · Pearl farms vary depending on the type of mollusks being produced. But the one thing all pearl farms share is the process of nucleating the mollusks to produce a pearl. Every cultured pearl produced commercially today, except for Keshi pearls, are a result of the nucleation (or grafting) process, whether it be beaded or just tissue nucleated.