Inputs you can inspect
Every output changes in response to visible controls. No hidden “AI score” and no email gate.
Educational retail estimator
Explore a broad retail range using pearl type, size, shape, lustre, surface, nacre and matching—the factors specialists actually assess.
Embed this toolNot an appraisal. Mount, metal, provenance, condition, treatment and laboratory findings are outside this model.
Transparent by design
Every output changes in response to visible controls. No hidden “AI score” and no email gate.
The model follows the seven descriptive factors used by GIA.
GIA 7 Pearl Value FactorsThe result helps you ask better questions. It does not replace a physical inspection, laboratory report or final fit check.
Plain-language answers
No. It is an educational retail-range model, not an appraisal. Provenance, treatments, condition, craftsmanship and laboratory findings can materially change value.
All seven interact, but lustre is especially important. Size must always be compared within the same pearl type because typical size ranges differ.
Yes. Cultured pearls are real pearls formed in a mollusc with human intervention. They are different from imitation beads made from glass, shell, plastic or composites.
From learning to choosing
Explore pieces selected by pearl type, colour and size at The South Sea Pearl.