Rare & Ethically Sourced Gemstones
Sculpted by geological millennia, masterfully faceted for modern luminescence. Each gemstone in the Mira Studio vault is individually cataloged with unheated purity, artisanal mine provenance, and extraordinary refractive life.
Hardness Range
7.5 — 10 Mohs
Origin Co-ops
14 Countries
Grading
GIA & Gübelin
Cushion Mint Tourmaline
3.42 ct • Mozambique Direct
Shop by Gemstone Variety
Filter through authenticated corundum, beryl, and chrysoberyl species calibrated to optimal brilliance.
Curate by Color Spectrum
Ocean Cerulean & Malibu Blue
Velvety unheated Ceylon sapphires, glacial Santa Maria aquamarines, and electric Malibu tourmalines evoking deep sea twilight.
Lush Emerald & Pacific Forest
Colombian Muzo emeralds celebrated for natural ‘jardin’ inclusions, alongside vivid mint green tourmalines and forest tsavorite garnets.
Sunrise Peach & Padparadscha
Delicate lotus pink-orange sapphires, warm blush morganites, and champagne gems known for flattering romantic warmth on hand.
Deep Indigo & Montana Teal
Recovered from American mountain gravels. Subtly shifts between midnight navy, steel grey, and rich teal depending on ambient lighting.
Rose & Vivid Pigeon Ruby
The stone of monarchs. Unrivaled red saturation with natural fluorescence, matched spinels, and bespoke crimson solitaires.
Bi-Color & Part-Colored Crystals
Watermelon tourmalines and dual-color parti sapphires with distinct natural boundaries created through geochemical shifts.
Bespoke Jewelry Archetypes
Framing vibrant gemstones in certified recycled 18k solid gold and 950 platinum. Handcrafted slowly in our private studio.
Archival
Cocktail & Statement Rings
Sculptural cluster settings and geometric multi-gem compositions that command evening presence.
Solitaire
Solitaire & Halo Pendants
Focal bezel and prong pendants balanced on diamond-cut cable links, resting weightlessly upon the collarbone.
High Joaillerie
Cascade & Drop Earrings
Articulated gemstone clusters and pear-shaped drops engineered for fluid kinetic grace in low evening light.
Eternity
Tennis Suites & Bands
Continuous ribbons of precisely calibrated rainbow sapphires and multi-hue baguettes in low-profile shared prongs.
Curated Gemstone Collections
Untreated • Montana USA
The Montana Sapphire Suite
Sourced ethically from cold American mountain gravels. Revered for exceptional clarity and cool teal hues that retain pure natural brilliance without heat treatment.
GIA & Gübelin Provenance
Rare Collector Specimens
Museum-grade natural treasures: unheated Ceylon Padparadschas, Russian Alexandrites with 100% color shift, and untreated royal blue corundum.
Natural Optical Zoning
Bi-Color & Part-Colored Wonders
Crystals forged across shifting geological pressures. Master lapidary facets align the pavilion to accentuate the chromatic boundary line between hues.
Signature Gemstone Engagement Rings
Explore available pieces from your selected Shopify collection.
Select a gemstone collection
Open this section in Theme Customize and choose the Shopify collection you want to feature here.
The Atelier Custom Ring Journey
Bring your bespoke design to life across three guided milestones, partnered directly with our senior gemologist.
Select Your Center Stone
Filter by mineral family, exact carat weight, ethical co-op origin, and saturation. Every stone is filmed in 360° macro clarity under natural daylight balance.
Choose Handcrafted Setting
Choose classical solitaires, sculpted organic textures, architectural three-stone trilogies, or modern bezels cast in certified recycled 18k gold and 950 platinum.
Atelier Consultation & CAD
Review photorealistic 3D CAD models, request 3D resin prototypes mailed to your home, or inspect the stone physically in our private Manhattan or Paris salons.
Ready to create your custom gemstone commission?
Our interactive atelier studio lets you assemble gemstone combinations in real time.
Loved on Hand & Across Decades
Photographed on real hands by our bespoke collectors. Authentic mineral saturation, unedited natural light.
Ang M.
Petite Twisted Vine Emerald
“The emerald depth is mesmerizing, perfectly balanced with the delicate handcrafted vine band. It feels like an ancient talisman.”
Lindsey K.
Viviana Cushion Morganite
“Subtle blush peach that shifts in natural daylight. Our private concierge made the stone selection effortless over video.”
Kayleigh B.
Waverly Halo Ceylon Sapphire
“This ring exceeded all my expectations. The velvet cornflower blue catches every single light source without looking dark indoors.”
Leah R.
Four-Prong Comfort Fit 1.5mm
“The profile sits so flush against my hand. The setting doesn't catch on knit sweaters and the stone appears almost weightless.”
Connoisseur Knowledge & Buying Guides
Essential knowledge for assessing optical windowing, mineral cleavage, and long-term daily durability.
Birthstones & Lore
Discover historic mineral origins, planetary symbolism, and ancient royal talismans associated with every calendar month.
Mohs Hardness & Wear
Why corundum (sapphire/ruby at 9.0) excels for lifelong bridal rings compared to softer beryls and opals.
Cultivated vs. Mined
An impartial gemological evaluation of identical crystalline atomic lattices, thermal dispersion, and ecological footings.
Hue, Tone & Saturation
How certified lab dossiers evaluate optical extinction, pavilion brilliance, and dichroic shifts under balanced day spectrum.
Loose Trays
Pairing Trays
Fine Solitaire
Cerulean Suite
Reserve a Private Consultation with Our Senior Gemologist
Whether in our Madison Avenue or Place Vendôme salons, or via an ultra-high definition macro video session, we will curate a private tray of loose gems tailored solely to your vision.