Ceylon Blue Sapphire

# Ceylon Blue Sapphire This guide from RatnaStone explains ceylon blue sapphire with a focus on measurable quality factors: colour, clarity, carat, cut, origin and treatment disclosure. ## What to evaluate - Colour and tone consistency - Clarity characteristics visible to the eye - Carat weight and dimensions - Cut quality and proportions - Origin information when documented - Treatment status and laboratory reports when available ## Certification When a blue sapphire listing includes a certificate number or laboratory report, the certificate details shown on the product page should match the physical report. RatnaStone does not fabricate certificate data. ## Buying with confidence Compare multiple stones, read disclosures carefully, and choose based on documented attributes rather than unsupported claims about astrology outcomes, medical benefits, luck or wealth. Explore related blue sapphire products and educational pages on RatnaStone for deeper context.