About Cook County Buyers Inc.
Cook County Buyers was established in 2011 by owner Mike J, who originally started as a gold buyer. The business has expanded dramatically over the years. The company's primary focus is buying and selling fine, designer-signed jewelry pieces, focusing on brands such as Tiffany & Co., Cartier, David Yurman, Bvlgari, and many more. We constantly research market prices to ensure competitive pricing and diligently ensure authenticity.
Established in 20111stDibs seller since 2025
Featured Pieces
Tiffany & Co. Bird on a Rock Wings Rollo Diamond Pendant Necklace Platinum 8500
By Tiffany & Co.
Located in Northbrook, IL
Discover the Tiffany & Co. Bird on a Rock Wings Rollo Pendant Necklace, a masterpiece of elegance and precision. This necklace showcases a cluster of round-cut white diamonds, totali...
Category
21st Century and Contemporary Pendant Necklaces
Materials
Diamond, Platinum
Konstantino 18k Yellow Gold Citrine Elongated Cushion Rubies Ring 17.3g sz 7
By Konstantino
Located in Northbrook, IL
Presenting a striking ring by Konstantino, expertly crafted in 18k yellow gold. This captivating piece features a large cushion-cut citrine, radiating a warm yellow hue. The intricat...
Category
21st Century and Contemporary Engagement Rings
Materials
Citrine, Ruby, 18k Gold, Yellow Gold
David Yurman Venetian Quatrefoil Diamond Cuff Bracelet 18k Yellow Gold 13.8g 6.5
By David Yurman
Located in Northbrook, IL
This is a 21st-century Venetian Quatrefoil cuff bracelet by David Yurman, crafted from 18k yellow gold. The bracelet features an intricate design of interlocking geometric shapes, ac...
Category
21st Century and Contemporary Cuff Bracelets
Materials
Diamond, 18k Gold, Yellow Gold
Mikimoto Pearls in Motion 18k White Gold Diamond Necklace Earring Set 23.3g
By Mikimoto
Located in Northbrook, IL
This Mikimoto "Pearls in Motion" jewelry set features a stunning combination of pearls and diamonds, crafted in 18k white gold. The necklace showcases a series of lustrous white bead...
Category
21st Century and Contemporary Pendant Necklaces
Materials
Diamond, Pearl, 18k Gold, White Gold
Konstantino 18k Yellow Gold Blue Topaz Halo Diamond Ring sz 7.5 16.2g
By Konstantino
Located in Northbrook, IL
This exquisite Konstantino cocktail ring from the 21st Century is a captivating piece of jewelry art.
Crafted in 18k yellow gold, the ring showcases an intricate design with ornate ...
Category
21st Century and Contemporary Cocktail Rings
Materials
Diamond, Blue Topaz, 18k Gold, Yellow Gold
HOF Hearts on Fire 18k White Gold 5 Diamond Wedding Band Ring sz 7 1.25ct
By Hearts On Fire
Located in Northbrook, IL
Presenting a stunning band ring by Hearts On Fire, expertly crafted in 18k white gold. This elegant piece showcases round-cut white diamonds, totaling ~1.25 carats, offering a brilli...
Category
21st Century and Contemporary Wedding Rings
Materials
Diamond, 18k Gold, White Gold
David Yurman 18k Rose Gold Cuff Bracelet Venetian Quatrefoil 16.7g 6.5"
By David Yurman
Located in Northbrook, IL
This David Yurman Venetian Quatrefoil cuff bracelet is crafted in solid 18k rose gold.
The design features an intricate pattern of interlocking diamond-shaped links, creating a uniq...
Category
21st Century and Contemporary Cuff Bracelets
Materials
18k Gold, Rose Gold
Monica Rich Kosann Points North Cuff Bangle Bracelet 18k Yellow Gold 25.2g 6.5"
By Monica Rich Kosann
Located in Northbrook, IL
This Monica Rich Kosann "Points North" bangle bracelet is crafted in luxurious 18k yellow gold, 25.2 grams.
The bracelet showcases a sleek, modern design with a smooth, polished fin...
Category
21st Century and Contemporary Bangles
Materials
18k Gold, Yellow Gold
Chopard Happy Diamond Floating Ring Band 18k Yellow Gold 17.8g sz 5.25
By Chopard
Located in Northbrook, IL
Presenting an exquisite band ring by Chopard, meticulously crafted in 18k yellow gold. This remarkable piece showcases three round-cut white diamonds, elegantly floating within a squ...
Category
21st Century and Contemporary Band Rings
Materials
Diamond, 18k Gold, Yellow Gold
Bvlgari Bulgari 18k White Gold Barrel Link Chain Necklace 16" Rare 30g 3.4mm
By Bulgari
Located in Northbrook, IL
This elegant chain necklace is a distinctive creation from the 21st Century by Bvlgari, a rare chain indeed.
Crafted in 18k white gold, the necklace features a series of polished c...
Category
21st Century and Contemporary Chain Necklaces
Materials
18k Gold, White Gold
Santos De Cartier Medium Chain Link Bracelet 18k Yellow Gold 8" 24.5g 5150
By Cartier
Located in Northbrook, IL
This is a 21st-century link bracelet by Cartier, crafted from 18k yellow gold. The bracelet features a sleek and elegant design, with a polished finish that enhances its luxurious ap...
Category
21st Century and Contemporary Link Bracelets
Materials
18k Gold, Yellow Gold
David Yurman Cigar Band Earrings 18k Yellow Gold Diamonds 22g 7/8" Omega Back
By David Yurman
Located in Northbrook, IL
This pair of David Yurman Cigar Band hoop earrings showcases a striking design with a textured, ribbed pattern in 18k yellow gold. Each earring is adorned with a row of round, white ...
Category
21st Century and Contemporary Hoop Earrings
Materials
Diamond, 18k Gold, Yellow Gold
Tiffany & Co. Bird on a Rock Wings Rollo Diamond Pendant Necklace Platinum 8500
By Tiffany & Co.
Located in Northbrook, IL
Discover the Tiffany & Co. Bird on a Rock Wings Rollo Pendant Necklace, a masterpiece of elegance and precision. This necklace showcases a cluster of round-cut white diamonds, totali...
Category
21st Century and Contemporary Pendant Necklaces
Materials
Diamond, Platinum
Konstantino 18k Yellow Gold Citrine Elongated Cushion Rubies Ring 17.3g sz 7
By Konstantino
Located in Northbrook, IL
Presenting a striking ring by Konstantino, expertly crafted in 18k yellow gold. This captivating piece features a large cushion-cut citrine, radiating a warm yellow hue. The intricat...
Category
21st Century and Contemporary Engagement Rings
Materials
Citrine, Ruby, 18k Gold, Yellow Gold
David Yurman Venetian Quatrefoil Diamond Cuff Bracelet 18k Yellow Gold 13.8g 6.5
By David Yurman
Located in Northbrook, IL
This is a 21st-century Venetian Quatrefoil cuff bracelet by David Yurman, crafted from 18k yellow gold. The bracelet features an intricate design of interlocking geometric shapes, ac...
Category
21st Century and Contemporary Cuff Bracelets
Materials
Diamond, 18k Gold, Yellow Gold
Mikimoto Pearls in Motion 18k White Gold Diamond Necklace Earring Set 23.3g
By Mikimoto
Located in Northbrook, IL
This Mikimoto "Pearls in Motion" jewelry set features a stunning combination of pearls and diamonds, crafted in 18k white gold. The necklace showcases a series of lustrous white bead...
Category
21st Century and Contemporary Pendant Necklaces
Materials
Diamond, Pearl, 18k Gold, White Gold
Konstantino 18k Yellow Gold Blue Topaz Halo Diamond Ring sz 7.5 16.2g
By Konstantino
Located in Northbrook, IL
This exquisite Konstantino cocktail ring from the 21st Century is a captivating piece of jewelry art.
Crafted in 18k yellow gold, the ring showcases an intricate design with ornate ...
Category
21st Century and Contemporary Cocktail Rings
Materials
Diamond, Blue Topaz, 18k Gold, Yellow Gold
HOF Hearts on Fire 18k White Gold 5 Diamond Wedding Band Ring sz 7 1.25ct
By Hearts On Fire
Located in Northbrook, IL
Presenting a stunning band ring by Hearts On Fire, expertly crafted in 18k white gold. This elegant piece showcases round-cut white diamonds, totaling ~1.25 carats, offering a brilli...
Category
21st Century and Contemporary Wedding Rings
Materials
Diamond, 18k Gold, White Gold
David Yurman 18k Rose Gold Cuff Bracelet Venetian Quatrefoil 16.7g 6.5"
By David Yurman
Located in Northbrook, IL
This David Yurman Venetian Quatrefoil cuff bracelet is crafted in solid 18k rose gold.
The design features an intricate pattern of interlocking diamond-shaped links, creating a uniq...
Category
21st Century and Contemporary Cuff Bracelets
Materials
18k Gold, Rose Gold
Monica Rich Kosann Points North Cuff Bangle Bracelet 18k Yellow Gold 25.2g 6.5"
By Monica Rich Kosann
Located in Northbrook, IL
This Monica Rich Kosann "Points North" bangle bracelet is crafted in luxurious 18k yellow gold, 25.2 grams.
The bracelet showcases a sleek, modern design with a smooth, polished fin...
Category
21st Century and Contemporary Bangles
Materials
18k Gold, Yellow Gold
Chopard Happy Diamond Floating Ring Band 18k Yellow Gold 17.8g sz 5.25
By Chopard
Located in Northbrook, IL
Presenting an exquisite band ring by Chopard, meticulously crafted in 18k yellow gold. This remarkable piece showcases three round-cut white diamonds, elegantly floating within a squ...
Category
21st Century and Contemporary Band Rings
Materials
Diamond, 18k Gold, Yellow Gold
Bvlgari Bulgari 18k White Gold Barrel Link Chain Necklace 16" Rare 30g 3.4mm
By Bulgari
Located in Northbrook, IL
This elegant chain necklace is a distinctive creation from the 21st Century by Bvlgari, a rare chain indeed.
Crafted in 18k white gold, the necklace features a series of polished c...
Category
21st Century and Contemporary Chain Necklaces
Materials
18k Gold, White Gold
Santos De Cartier Medium Chain Link Bracelet 18k Yellow Gold 8" 24.5g 5150
By Cartier
Located in Northbrook, IL
This is a 21st-century link bracelet by Cartier, crafted from 18k yellow gold. The bracelet features a sleek and elegant design, with a polished finish that enhances its luxurious ap...
Category
21st Century and Contemporary Link Bracelets
Materials
18k Gold, Yellow Gold
David Yurman Cigar Band Earrings 18k Yellow Gold Diamonds 22g 7/8" Omega Back
By David Yurman
Located in Northbrook, IL
This pair of David Yurman Cigar Band hoop earrings showcases a striking design with a textured, ribbed pattern in 18k yellow gold. Each earring is adorned with a row of round, white ...
Category
21st Century and Contemporary Hoop Earrings
Materials
Diamond, 18k Gold, Yellow Gold