1.47ct Montana Sapphire Hexagon Ring | 18K Gold
A striking 1.47ct Montana sapphire, cut into a sharp hexagon shape, sits at the heart of this bold and modern ring. Its natural blue-green tones reflect the untamed beauty of the American West—where this sapphire was ethically mined and carefully faceted to showcase its one-of-a-kind color and brilliance.
Set in 18K gold, the setting is clean and intentional, allowing the geometry of the stone to speak for itself. A piece that feels grounded yet rare, designed for those who appreciate precision, origin, and understated strength.
Mia Moross Fine Jewelry | Singular by Design.
Mexican Fire Opal Ring | 22K Gold
A Mexican fire opal set in 22K gold, showcasing its intense color and natural brilliance. The opal’s fiery orange and warm red tones shift with the light, creating a mesmerizing glow against the rich gold setting.
Crafted with attention to detail, this ring is bold yet wearable—a statement piece that highlights the rare beauty of one of nature’s most vibrant gemstones.
Mia Moross Fine Jewelry | Singular by Design.
1.91ct Sri Lankan Tourmaline | 22K Gold East-to-West Signet
Crafted with love and intention, this 1.91ct natural tourmaline, ethically sourced from Sri Lanka, glows with depth and character. Set in rich 22K gold, its presence is both bold and refined, designed to honor the beauty of the stone itself.
Our signature East-to-West tapered signet setting offers a balance of timeless craftsmanship and modern aesthetics, making this piece feel both classic and contemporary. A ring that tells a story—one of integrity, artistry, and sophistication.
Mia Moross Fine Jewelry. Singular by design.
1.03ct Natural Blue Sapphire | Solid 18K Yellow Gold
A sapphire with presence. This 1.03ct natural blue sapphire is set in a solid block of yellow gold, creating a striking contrast between the deep, inky blue of the stone and the rich warmth of the metal.
The design is clean and intentional—no excess, no distraction. Just pure form, allowing the sapphire’s color and clarity to speak for themselves. Simple, solid, and built to last.
Mia Moross Fine Jewelry. Singular by design.
1.87ct Rhodochrosite | Sweet Home Mine Treasure in 22K Gold
A gem with presence—this 1.87ct rhodochrosite from Colorado’s legendary Sweet Home Mine is striking in both color and character. Its rich pink hues and distinctive banding stand out against the deep, warm glow of 22K gold.
Whether set in a clean, understated bezel or a more sculptural, textured frame, the gold enhances the stone’s natural beauty and rarity. A piece that balances boldness with refinement, celebrating the raw elegance of one of the world’s most sought-after rhodochrosites.
Mia Moross Fine Jewelry. Singular by design.
Peach Tourmaline Signet Ring | 14K Gold
A stone that holds light like a secret—peach tourmaline, glowing with quiet fire, set in a 14K gold signet ring. The warmth of the gem and the richness of the metal, balanced and effortless, as if they were always meant to be together.
Not just jewelry. A presence. A feeling. A moment, cast in metal and light.
Mia Moross Fine Jewelry. Singular by design.
Spinel & Sapphire Drop Earrings | 10.27ctw Spinels & 2.61ct Sapphires
As beautiful as they get—these stunning earrings feature 10.27ctw of natural spinels paired with 2.61ct of natural sapphires, creating a mesmerizing play of color and brilliance. Each stone is carefully selected for its vibrancy, depth, and natural elegance, making these earrings a true statement of fine craftsmanship and luxury.
With their bold yet refined presence, these earrings are perfect for those who appreciate rare gemstones and striking design. A piece that demands attention and rewards it with beauty.
Mia Moross Fine Jewelry. Singular by design.
Antique Diamond Pendant | Custom Four-Prong Setting & Italian Chain
A beautiful antique diamond, set in our custom four-prong setting, allowing its timeless brilliance to shine. This carefully crafted design enhances the diamond’s character while preserving its rich history.
Suspended from a hand-fabricated Italian chain, this piece blends heritage craftsmanship with modern refinement, making it a perfect addition to any fine jewelry collection—whether worn as a signature piece or layered for effortless elegance.
Mia Moross Fine Jewelry – Singular by Design.
Mother Earrings | Vintage-Inspired Gold & Diamond Tribute
Cast from a vintage pendant, these Mother earrings are a heartfelt tribute to the strength and love of motherhood. Crafted in gold, each letter spelling MOTHER is illuminated with a delicate row of pavé diamonds, adding a radiant touch to this meaningful design.
A perfect gift for every mama and mama-to-be, these earrings blend vintage charm with timeless elegance—designed to be cherished for generations.
Mia Moross Fine Jewelry. Singular by design.
Mother Earrings | Vintage-Inspired Gold & Diamond Tribute
Cast from a vintage pendant, these Mother earrings are a heartfelt tribute to the strength and love of motherhood. Crafted in gold, each letter spelling MOTHER is illuminated with a delicate row of pavé diamonds, adding a radiant touch to this meaningful design.
A perfect gift for every mama and mama-to-be, these earrings blend vintage charm with timeless elegance—designed to be cherished for generations.
Mia Moross Fine Jewelry. Singular by design.
Mother Earrings | Vintage-Inspired Gold Tribute
Cast from a vintage pendant, these Mother earrings are a timeless celebration of love, strength, and devotion. Crafted in gold, they elegantly spell out the word MOTHER, honoring the beauty of motherhood in a piece designed to be worn and cherished every day.
A perfect gift for every mama and mama-to-be, these earrings blend vintage charm with modern sentiment—a keepsake that carries meaning for a lifetime.
Mia Moross Fine Jewelry. Singular by design.
Tourmaline & Aquamarine Earrings | 14.12ctw Tourmalines & 3.38ctw Aquamarines
As beautiful as they get—these stunning earrings showcase 14.12ctw of natural tourmalines paired with 3.38ctw of natural aquamarines, a perfect harmony of color and brilliance. The rich, vibrant hues of tourmaline contrast effortlessly with the cool, serene tones of aquamarine, creating a design that is both bold and ethereal.
Crafted with exceptional attention to detail, these earrings are a testament to rare gemstones and refined elegance, making them the perfect statement piece for any collection.
Mia Moross Fine Jewelry. Singular by design.
1.37ct
Marquise Diamond Ring | 18K Gold
Bold yet refined. A 1.37ct marquise diamond, rich in tone and depth, set east to west for an unexpected, modern silhouette. Nestled in a tapered signet-style setting of 18K gold, this ring is a study in contrast—sharp lines softened by warmth, classic form redefined with intention.
A ring that doesn’t just sit on the hand—it makes a statement. Designed for those who appreciate the unconventional, the timeless, and the power of shape and structure.
Mia Moross Fine Jewelry | Singular by Design.
1.00ct Elongated Cushion Cut Diamond Solitaire | 18K Gold
A 1.00ct (GIA F VVS2) elongated cushion cut diamond, set in custom 18K gold—a timeless solitaire with an antique soul.
Nothing is more classic than the diamond solitaire, and nothing is quite like finding the perfect antique gem to bring it to life. Diamonds symbolize abundance, strength, power, fortitude, creativity, and harmony, making them the ultimate emblem of love. Recognized worldwide as the most precious token of devotion, this ring is a study in elegance, intention, and enduring beauty.
Mia Moross Fine Jewelry | Singular by Design.
1.55ct Hexagonal Cut Diamond Solitaire | 18K Gold
A diamond that speaks for itself—1.55ct (GIA I VS2), radiant and full of fire, cut to capture light from every angle. Set in 18K gold, rich and timeless, designed to enhance the stone’s natural brilliance.
This is the essence of classic fine jewelry—a diamond solitaire ring that exudes refined elegance and enduring beauty. Perfect for those who appreciate expert craftsmanship, timeless design, and the unmatched allure of a perfectly cut diamond.
Mia Moross Fine Jewelry | Singular by Design.
2.15ct Iolite Ring | 22K Gold
Deep. Mesmerizing. A 2.15ct iolite, shifting between violet and blue, like the sky before night takes over. Set in a bed of 22K gold—rich, heavy, ancient in feel—gold the way it was meant to be worn.
Iolite, once used by explorers to navigate the unknown, is now a symbol of intuition, vision, and quiet strength. A stone that catches the light differently with every turn, just like the ever-evolving nature of love.
Mia Moross Fine Jewelry | Singular by Design.
Lucky Number Ring | 18K Gold | Customizable
Your number, your story. The Lucky Number Ring is fully customizable—choose any number from 1 to 99, and we’ll craft it just for you. Whether it’s a birth year, an anniversary, or a number that simply holds meaning, this piece is designed to be personal.
Simply add your chosen number in the notes section at checkout, and we’ll take care of the rest. A modern heirloom, made just for you.
Mia Moross Fine Jewelry | Singular by Design.
22K Gold Folie à Deux Ring | Sapphire & Cushion Cut Diamond
An exceptional ring, fabricated in 22K gold with a silk finish—jaw-dropping in color and aesthetic. At its heart, two stones: a 2.53ct natural sapphire from Sri Lanka, its vivid hue enriched by routine heat treatment, and a 1.70ct cushion cut diamond (GIA H VS2), radiant and full of fire. Together, they create a striking balance of depth and brilliance.
The folie à deux symbolizes a shared reality between two deeply entwined entities, a union between two complementary bodies.
This ring represents many things, but above all, it embodies the passion and loyalty that last through lifetimes—the inevitable nature of melding into someone else.
Mia Moross Fine Jewelry | Singular by Design.
The Moross Collection
A curated selection of fine jewelry where antique gemstones, high-karat gold, and masterful craftsmanship come together. Designed with intention, each piece in The Moross Collection balances history with modern artistry—future heirlooms that honor the past while feeling undeniably of the present.
Mia Moross Fine Jewelry | Singular by Design.


Turquoise Cabochon Eternity Band | 14K Gold
A continuous circle of natural turquoise cabochons, each meticulously set in 14K gold, creates this timeless eternity band. The vibrant blue hues of the turquoise contrast beautifully with the warm gold, offering a subtle yet striking pop of color.
Mia Moross Fine Jewelry | Singular by Design.