Sapphire: The Birthstone of September
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Every birth month has a stone that seems to fit it perfectly, and for September, that stone is sapphire. Deep, saturated blue, tied to royalty and wisdom for thousands of years, and durable enough to wear every single day. If you were born in September, or you're shopping for someone who was, here's what makes this stone worth knowing.
The Story Behind the Stone
Sapphire belongs to the corundum family, the same mineral family as ruby. While ruby gets its red from chromium, sapphire's signature blue comes from trace amounts of iron and titanium, and the more evenly that color is distributed, the more prized the stone. The finest sapphires, often described as "royal" or "cornflower" blue, show a rich, velvety color that holds up in any light. Historically, the most sought-after sapphires came from Kashmir, though fine material is also sourced from Sri Lanka, Myanmar, and Madagascar today.
Sapphire has carried meaning across cultures for thousands of years. Ancient Persians believed the earth rested on a giant sapphire, and its reflection colored the sky blue. Medieval clergy wore sapphire rings as a symbol of purity and heaven, and European royalty have worn sapphires for centuries, from the British Crown Jewels to the engagement ring Princess Diana wore, later passed down to Kate Middleton. Today, that history has settled into something simpler: sapphire is still widely associated with wisdom, loyalty, and nobility, a stone people give and wear when they mean something by it.
Why Sapphire Makes a Meaningful Gift
Beyond being September's birthstone, sapphire is the traditional gemstone for the 5th and 45th wedding anniversaries, which makes it a natural choice for more than just September birthdays. It's a stone with a built-in reason to give it: a milestone, an anniversary, a birthday, or simply because that deep blue still says something that other colors don't.
How to Choose a Sapphire
Sapphire is graded on the same general framework as diamonds, color, clarity, cut, and carat, but the priority order is different. With sapphire, color comes first. A vivid, evenly saturated medium to medium-dark blue will always outperform a larger stone with a duller or overly dark tone. Clarity matters too, but sapphires naturally form with more inclusions than diamonds, so a totally "eye-clean" sapphire is rare and not always the goal; what matters most is that the inclusions don't interrupt the stone's brilliance or structural integrity. Cut affects how much that color comes to life, and carat weight matters least of the four, a smaller sapphire with excellent color will almost always outshine a larger one without it. Sapphire also comes in every color except red, which is classified as ruby, so pink, yellow, and white sapphires are all worth knowing about if blue isn't what you're after.
The most important step, regardless of size or budget: buy from a jeweler who can tell you exactly what you're looking at, with lab documentation for higher-value stones. That's exactly what you get at Maddaloni. We've been sourcing, grading, and setting fine jewelry for Long Island families for over 45 years, with in-house gemological expertise and lab documentation provided on higher-value stones, so you know precisely what you're getting before you buy it, not after. It's the same personal, no-pressure guidance whether you're looking at a $900 pair of earrings or a five-figure ring.
Sapphire Pieces We Love Right Now
14K White Blue Sapphire September 18" Birthstone Necklace: $1,163.50. Genuine blue sapphire in 14K white gold on an 18 inch chain, designed specifically as a September birthstone piece. View product
14K White Blue Sapphire & 1/4 CTW Diamond Earrings: $1,525.68. Blue sapphire and diamond in 14K white gold, a bold, wearable pair that catches the light from every angle. View product
14K White Blue Sapphire 8" Bracelet: $927.48. A continuous line of genuine blue sapphire set in 14K white gold, bright and wearable for everyday. View product
14K White Blue Sapphire Stackable Ring: $1,142.25. Genuine blue sapphire in 14K white gold, an easy everyday way to wear the stone or stack alongside other rings. View product
Prices and links pulled live from maddalonijewelers.com on August 26, 2026; confirm current pricing and availability before publishing, in case anything has changed or sold.
See Sapphire in Person
Photos only tell you so much about a stone that changes character in different light. If you're curious about sapphire, whether for a September birthday, an anniversary, or just because, stop by our Huntington showroom or book a private appointment. We've been helping Long Island families find the right piece for over 45 years, and we're happy to just talk stones with you, no pressure.