Blog: Comparisons and valuation
Diamonds and gemstones: guides to choosing, treatments, care and gemmological news.
3 articles in category “Comparisons and valuation” · reset filters
Sapphire, tanzanite or aquamarine: three ways to choose blue
Similar colour does not mean the same gemstone. Compare appearance, wearing requirements and documentation for three blue gems.
Ruby, spinel or garnet: choosing a red gemstone
Three gemstone families offer attractive reds. Compare identity, appearance and documents before selecting your jewellery.
Valuing gold jewellery with diamonds and gemstones
Gold fineness, gemstone quality, craftsmanship and brand all affect jewellery value. Here is what a professional valuation considers.
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