Extended Reading - WILLS JEWELLERY Professional Evaluation Criteria:
WILLS Gemstone Knowledge [The Color of Happiness ~ Pink Sapphire Review]
WILLS Gemstone Appraisal (Ruby Edition)
In the past market, ruby has always been the first among red corundums, until its appearance - Padparascha (Padparascha).
Extended Reading - Royal New Noble Padparadscha:
WILLS Knowledge Series ~ Sunset Glow, Rare Pink Lamp Color Padparadscha
Further reading - Sapphire Color Theory:
WILLS Gem Knowledge [Violet in Sapphire]
【WILLS LIVE TALK Commentary】A must-have color-changing sapphire to collect
【WILLS LIVE TALK】Royal Blue & Cornflower Blue: The Big Difference
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