Fine Jewelry, Made Yours
We don't sell jewelry. We craft meaning — designed around your story, your moment, your vision.
Curated Pieces

ENGAGEMENT RING
Round brilliant solitaire on a classic yellow gold band — timeless elegance, bold presence.
18K Yellow Gold · 2.0ct Round Brilliant · VS1 Clarity
From $8,400

PENDANT NECKLACE
Floating diamond pendant on a delicate chain — effortless brilliance for every occasion.
18K White Gold · 0.75ct Round · VVS2 Clarity
From $3,200

WEDDING BAND
Diamond eternity band — an unbroken circle of light.
Platinum · 2.4ctw Round Brilliant · VS1 Clarity
From $5,800

DIAMOND BRACELET
Curved diamond bracelet — fluid luxury that follows every movement.
18K White Gold · 4.0ctw Round · VS1 Clarity
From $9,500

ENGAGEMENT RING
Cushion-cut diamond in a cathedral halo setting — tradition reimagined with modern precision.
18K Yellow Gold · 1.5ct Cushion · VS2 Clarity
From $6,900

STATEMENT RING
Emerald-cut diamond surrounded by a double pavé halo — commanding, unmistakable, unforgettable.
18K Yellow Gold · 3.0ct Emerald Cut · VS1 Clarity
From $15,200
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Our Process

01 — Where it begins
Every Montaire piece starts as a hand-drawn concept. Our designers capture your vision in detailed wireframe illustrations — mapping every facet, prong, and curve before a single tool touches metal.

02 — Precision engineered
Your sketch is translated into a precise 3D CAD model. Every dimension is calculated to the hundredth of a millimeter — ensuring structural integrity, perfect stone fit, and flawless symmetry before production begins.

03 — Brought to life
Cast, set, and polished entirely by hand in our California workshop. Certified diamonds are individually selected and placed. The result: a one-of-a-kind piece, exactly as you envisioned it.
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From a sketch on a napkin to a Pinterest board to a dream you can't quite describe — we'll bring it to life.
Search our global inventory of certified diamonds
Ready to begin?
Every piece begins with a conversation. Tell us your vision — we'll handle the rest.