Sapphire Meaning: September's Birthstone and the Stone of Wisdom

Ceylon Sapphires by Ministry of Gems

Every gem carries stories, but few carry as many as the sapphire. For over two millennia it has been the stone of wisdom, loyalty and faithful promise — worn by clergy and kings, stitched into royal regalia, and chosen for the modern world's most famous engagement ring.

The stone of wisdom and loyalty

Ancient Persia believed the sky owed its blue to a colossal sapphire beneath the earth. Medieval Europe prized it as a stone of clear thinking and calm judgement — the reason it adorned the rings of bishops and the crowns of monarchs alike. By the Victorian era it had settled into the meaning it holds today: fidelity, sincerity and enduring love, which is why sapphires anchor so many engagement rings.

September's birthstone

Those born in September claim the sapphire as their own. Traditionally the birthstone gift promised protection and good fortune for the year ahead; today it makes September birthdays among the easiest to shop for — a blue sapphire pendant or ring is as timeless as gifts come. (Curious about other months? See our complete birthstone guide.)

Beyond blue: meanings in every colour

Tradition gives each hue its own note: pink for love and gentleness, yellow for prosperity and optimism, and the rare padparadscha for the lotus — beauty rising from humble beginnings.

A meaning you can hold

Symbolism is lovely; provenance makes it real. Every sapphire we offer carries a story we can tell first-hand — from our own Ceylon mines to your hands, graded by our FGAA gemmologist. A stone of loyalty, from a family that has kept faith with these gems for three generations.

Continue your gem education

Birthstones by Month · Famous Sapphires · Sapphire Colours: Every Hue · browse all Gem Guides — or explore blue sapphires.

This article is part of our Sapphire Guide series — continue with the Sapphire Colour Guide, Origin Guide, Treatments & Heating Guide and Sapphire Price Guide.

Sources and further reading

These are independent gemmological authorities, cited so our statements can be checked against them. Ministry of Gems® is not affiliated with these organisations. Checked August 2026.