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Diamond Jewelry

Is there a diamond ring or necklace that you’ve dreamed of all your life? How about a diamond huggies earring set that's perfect for all of life's occasions. From classic diamond jewelry to the unexpected Oster Jewelers is happy to help bring your vision to reality with the most prestigious jewelry designers and materials. Contact Oster Jewelers at 303.572.1111 to get started. For these diamond engagement rings, bands, and more visit the Bridal Collection at Oster Jewelers.

Indulge in the brilliance of our Diamond Jewelry collection, showcasing a wide range of pieces that highlight the beauty and elegance of diamonds. From sparkling earrings and necklaces to exquisite bracelets and rings, each piece is designed to make a statement. Our diamond jewelry combines timeless elegance with contemporary style, making it perfect for any occasion. Purchase online and shine bright real diamond jewelry.

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Katharine James
Katharine James Bella's Love Platinum 18KYG Semi-Mount Diamond Ring

$ 19,250.00

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This Katharine James Bella's Love diamond engagement ring is a storybook fairy tale come to life. The elegant band weaves platinum and sparkling wh...
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$ 19,250.00

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Katharine James
Katharine James Sweet Juliet Pavé Diamond Engagement Ring

$ 49,650.00

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This stunning engagement ring or right-hand ring by Katharine James is set with an incredibly beautiful 1.55ct round brilliant cut diamond. The dia...
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$ 49,650.00

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Katharine James
Katharine James Bella's Love Platinum Semi-Mount Diamond Ring

$ 15,430.00

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This Katharine James platinum semi-mount diamond right-hand or engagement ring is a wonderland of sparkle with 1.28 carats of white diamonds on the...
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$ 15,430.00

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Furrer Jacot
Furrer Jacot Torino Split Shoulder Semi-Mount Diamond Ring

$ 5,268.00

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Impeccably made in Switzerland from the Lucienne collection, this gorgeous Torino ring features a diamond pave split halo and shoulder that await t...
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$ 5,268.00

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Oster Collection
Oster Collection Platinum Halo Cushion Cut Diamond Ring

$ 0.00

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This stunning Platinum Halo Cushion Cut Diamond Ring features a cushion-cut diamond that defies convention with its unique blend of both square and...
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$ 0.00

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Oster Collection
Oster Collection Platinum Pavé Radiant Cut Diamond Ring

$ 0.00

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This captivating Platinum Pavé Radiant Cut Diamond Ring showcases a brilliant 1.64-carat radiant cut diamond as its centerpiece, exuding a timeles...
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$ 0.00

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Furrer Jacot
Furrer Jacot Lucienne Platinum Semi-Mount Square Halo Diamond Ring

$ 6,760.00

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Pictures do not do this exquisite ring justice. This beautiful Furrer Jacot semi-mount diamond engagement ring from the award winning Lucienne coll...
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$ 6,760.00

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Precision Set
Precision Set Platinum Baguette Diamond Eternity Band

$ 8,850.00

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The Precision Set Platinum Baguette Diamond Eternity Band is a stunning example of refined elegance. Crafted in platinum, this eternity band is ado...
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$ 8,850.00

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Oster Collection
Oster Collection Platinum 3 Carat Cushion Cut Diamond Ring

$ 0.00

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For the bride who desires a ring that is as unique as her love story, this Oster Collection Platinum 3 Carat Cushion Cut Diamond Ring is the ideal ...
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$ 0.00

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Oster Collection
Oster Collection Platinum Emerald Cut Diamond Ring

$ 0.00

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This exquisite Platinum & Emerald Cut Diamond Ring embodies timeless sophistication for the modern bride. The centerpiece, a GIA-graded 1.73ct ...
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$ 0.00

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Sebastien Barier
Sébastien Barier Platinum Diamond Eternity Band

$ 4,600.00

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Sébastien Barier's Platinum Diamond Eternity Band is an exquisite piece, featuring a size 6.5 platinum band inspired by antique designs. Adorned wi...
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$ 4,600.00

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Precision Set
Precision Set Platinum Emerald Cut Diamond EterniyBand

$ 11,512.00

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The Precision Set Platinum Emerald Cut Diamond Eternity Band is a remarkable piece that epitomizes luxury and sophistication. Expertly crafted in p...
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$ 11,512.00

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Precision Set
Precision Set Platinum Double Row Diamond Eternity Band

$ 4,450.00

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The Precision Set Platinum Double Row Diamond Eternity Band is a magnificent testament to timeless elegance. Crafted from premium platinum, this 3....
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$ 4,450.00

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Precision Set
Precision Set Platinum Diamond Eternity Band

$ 2,475.00

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The Precision Set Platinum Diamond Eternity Band is the epitome of timeless elegance. This exquisite platinum band, measuring 1.75mm in width and a...
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$ 2,475.00

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Precision Set
Precision Set Platinum Channel Set Baguette Diamond Band

$ 7,830.00

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The Precision Set Platinum Channel Set Baguette Diamond Band is an exquisite piece crafted from luxurious platinum. This 4mm wide band, available i...
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$ 7,830.00

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Katharine James
Katharine James Christina Platinum 3 Row Pavé Diamond Band

$ 10,715.00

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Indulge in the radiant brilliance of the Katharine James Christine three-row pavé ring. This spectacular couture piece by the award-winning late de...
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$ 10,715.00

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Katharine James
Katharine James Juliet's Love Platinum Diamond Eternity Band

$ 7,965.00

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Embodying timeless elegance, the Katharine James Juliet's Love diamond eternity band in platinum features a dazzling .60ctw of diamonds. This size ...
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$ 7,965.00

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Katharine James
Katharine James Juliet’s Love Thin Platinum Diamond Eternity Band

$ 4,270.00

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The Katharine James Juliet's Love eternity band in platinum, size 6, dazzles with the brilliance of 48 meticulously set diamonds totaling .35ctw. W...
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$ 4,270.00

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Katharine James
Katharine James Bella's Love Platinum Diamond Eternity Band

$ 4,450.00

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The Katharine James Bella's Love eternity band in platinum, adorned with .43ctw pave diamonds, is a size 6 ring that radiates elegance and sophisti...
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$ 4,450.00

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Katharine James
Katharine James Juliet's Love Platinum Pavé Semi-Mount Diamond Ring

$ 11,185.00

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The award-winning Katharine James Juliet's Love semi-mount ring in size 6 platinum, adorned with .86ctw pave diamonds and set with a 1.50ct round C...
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$ 11,185.00

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Katharine James
Katharine James Bella's Love Pavé Ribbon Diamond Band

$ 9,860.00

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Katharine James Bella's Love Pavé Ribbon Diamond Band in size 6 platinum dazzles with 135 diamonds totaling 0.64ctw. Measuring 4.85mm wide, this ex...
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$ 9,860.00

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