Stores (21) 
Promotion 
Add 
$2.00
$1.79
Relevance
$600 off
Round brilliant 1.10 ctw diamond earrings and or 0.76 ctw necklace
$2,999.99
$2,399.99
Montacute Hand Knotted Rug Collection, Diamond Medallion Redfield Red
$349.99
Round Brilliant 2.00 ctw VVS2 Clarity, H Color Diamond Platinum Stud Earrings
$12,999.99
Round Brilliant 1.00 ctw VS2 Clarity, I Color Diamond 14kt White Gold Smile Necklace
$999.99
Princess Cut 0.73 ctw VS2 Clarity, G Color Diamond 14kt Gold Stud Earrings
$999.99
Related brands
Deal history
Diamond is currently on deal at Costco, with the lowest price now $349.99. Based on deal history, we expect it to return in week 49.
Stores with Diamond in their assortment
Boscov's
Walmart
JC Penney
ACME
Costco
Safeway
Ace Hardware
Belk
Albertsons
Dollar General
The Home Depot
Vons
Big 5
Meijer
Jewel-Osco
Cabela's
Bath & Body Works
Weis Markets
Hy-Vee
Stop&Shop
Tony’s Fresh Market
ShopRite
Five Below
Claire's
Nearest branch
This Diamond deal Costco is available in the following branches based on your set location:
New York
Diamond price Costco🕒
| Offer | Name | Store | Regular price | Deal price | Promotion | Start date | End date |
|---|---|---|---|---|---|---|---|
| Montacute Hand Knotted Rug Collection, Diamond Medallion Redfield Red | Costco | $349.99 | 17 November 2025 | 23 November 2025 | ||
| Princess Cut 0.73 ctw VS2 Clarity, G Color Diamond 14kt Gold Stud Earrings | Costco | $999.99 | 17 November 2025 | 23 November 2025 | ||
| Round Brilliant 2.00 ctw VVS2 Clarity, H Color Diamond Platinum Stud Earrings | Costco | $12,999.99 | 17 November 2025 | 23 November 2025 | ||
 | Round Brilliant 1.00 ctw VS2 Clarity, I Color Diamond 14kt Gold Three Stone Pendant | Costco | $1,499.99 | 10 November 2025 | 16 November 2025 | ||
 | Princess Cut 0.73 ctw VS2 Clarity, G Color Diamond 14kt Gold Stud Earrings | Costco | $999.99 | 10 November 2025 | 16 November 2025 | ||
 | G.A. Gertmenian & Sons Montacute Hand Knotted Rug Collection, Diamond Medallion Redfield Red | Costco | $4,699.99 | 10 November 2025 | 16 November 2025 | ||
 | Round Brilliant 2.50 ctw VS2 Clarity, I Color Diamond Platinum Band | Costco | $4,799.99 | 10 November 2025 | 16 November 2025 | ||
 | Round Brilliant 1.30 ctw VS2 Clarity, I Color Diamond 14kt Yellow Gold Bar Necklace | Costco | $1,599.99 | 10 November 2025 | 16 November 2025 | ||
 | Round Brilliant 2.00 ctw VS2 Clarity, G Color Diamond 14kt White Gold Eternity Band | Costco | $1,999.99 | 10 November 2025 | 16 November 2025 | ||
 | 14kt Yellow Gold High Polish & Diamond Cut Round Box Chain | Costco | $1,299.99 | 10 November 2025 | 16 November 2025 | ||
 | Round Brilliant 0.14 ctw VS2 Clarity, I Color Diamond 14kt Gold Necklace | Costco | $449.99 | 10 November 2025 | 16 November 2025 | ||
 | Round Brilliant 0.20 ctw VS2 Clarity, I Color Diamond 14kt Yellow Gold Zodiac Pendant | Costco | $599.97 | 10 November 2025 | 16 November 2025 | ||
 | Round Brilliant 0.90 ctw VS2 Clarity, I Color Diamond 14kt Gold Band | Costco | $999.99 | 03 November 2025 | 09 November 2025 | ||
 | Oval Cut 8 x 6 mm Morganite & Diamond 14kt White Gold Bracelet | Costco | $10,499.99 | 03 November 2025 | 09 November 2025 | ||
 | Emerald & Round Brilliant 1.39 ctw VS2 Clarity, I Color Diamond 14kt White Gold Ring | Costco | $1,999.99 | 03 November 2025 | 09 November 2025 | ||
 | Round Brilliant 1.00 ct VS2 Clarity, I Color Diamond Solitaire Ring | Costco | $3,999.99 | 03 November 2025 | 09 November 2025 | ||
 | Round Brilliant 1.40 ctw VS2 Clarity, I Color Diamond 14kt White Gold Wedding Set | Costco | $2,199.99 | 03 November 2025 | 09 November 2025 | ||
 | 4mm Comfort Fit Diamond Cut and High Polish Beveled Edge Wedding Band | Costco | $284.99 | 03 November 2025 | 09 November 2025 | ||
 | Round Brilliant 2.50 ctw VS2 Clarity, I Color Diamond Platinum Band | Costco | $4,799.99 | 03 November 2025 | 09 November 2025 | ||
 | Round Brilliant 0.20 ctw VS2 Clarity, I Color Diamond 14kt Yellow Gold Zodiac Pendant | Costco | $599.97 | 03 November 2025 | 09 November 2025 | ||
 | Round Brilliant 1.28 ctw VS2 Clarity, I Color Diamond 14kt Yellow Gold Band | Costco | $1,499.99 | 03 November 2025 | 09 November 2025 | ||
 | Round Brilliant 0.75 ctw VS2 Clarity, G Color Diamond 14kt White Gold Ring | Costco | $1,099.99 | 03 November 2025 | 09 November 2025 | ||
 | London Blue Topaz and Diamond 14kt White Gold Ring | Costco | $749.99 | 03 November 2025 | 09 November 2025 | ||
 | Round Brilliant 0.20 ctw VS2 Clarity, I Color Diamond 14kt Yellow Gold Zodiac Pendant | Costco | $599.97 | 27 October 2025 | 02 November 2025 | ||
 | Oval Cut 8 x 6 mm Morganite & Diamond 14kt White Gold Bracelet | Costco | $10,499.99 | 27 October 2025 | 02 November 2025 | ||
 | Round Brilliant 0.20 ctw VS2 Clarity, I Color Diamond 14kt Yellow Gold Zodiac Pendant | Costco | $599.97 | 20 October 2025 | 26 October 2025 | ||
 | Bulova Classic Diamond Malachite Stainless Steel Quartz Women's Watch, 34mm | Costco | $349.99 | 20 October 2025 | 26 October 2025 | ||
 | Emerald Cut 2.46 ctw VVS2 Clarity, H Color Diamond Platinum Wedding Set | Costco | $14,999.99 | 14 October 2025 | 19 October 2025 | ||
 | Round Brilliant 1.30 ct VS1 Clarity, D Color Diamond Platinum Solitaire Ring | Costco | $10,999.99 | 14 October 2025 | 19 October 2025 | ||
 | 14kt Yellow Gold Diamond Cut Hoop Earrings | Costco | $199.97 | 22 September 2025 | 28 September 2025 | ||
 | Round Brilliant 1.10 ctw VS2 Clarity, I Color Diamond 14kt White Gold Wedding Set | Costco | $1,699.99 | 02 July 2025 | 06 July 2025 | ||
 | NewAge Performance Diamond Plate Series Garage Cabinets 7-piece Set | Costco | $1,499.99 | $1,199.99 | $300.00 Discount | 13 December 2024 | 19 December 2024 |
 | 14kt Yellow Gold Diamond Cut Huggie Hoop Earring | Costco | $289.99 | 26 July 2024 | 01 August 2024 | ||
 | Anji Mountain Woven Diamond Pouf | Costco | $69.99 | 12 July 2024 | 18 July 2024 | ||
 | Anji Mountain Woven Diamond Pouf | Costco | $69.99 | 27 June 2024 | 25 July 2024 | ||
 | Colorado clothing men's diamond quilted jacket | Costco | $21.99 | 15 December 2023 | 20 December 2023 | ||
 | Round brilliant 3.00 ctw vs2 clarity, i color diamond eternity band | Costco | $3,399.99 | 08 December 2023 | 14 December 2023 | ||
 | London blue topaz and diamond 14kt white gold ring | Costco | $749.99 | 08 December 2023 | 14 December 2023 | ||
 | Round brilliant 1.00 ctw vs2 clarity, g color diamond 14kt gold band | Costco | $1,299.99 | 01 December 2023 | 07 December 2023 | ||
 | Tanzanite and diamond 14kt white gold ring | Costco | $3,199.99 | 24 November 2023 | 26 November 2023 | ||
 | Round brilliant 2.00 ctw vs2 clarity, g color diamond platinum band | Costco | $1,499.97 | 20 November 2023 | 23 November 2023 | ||
 | Round brilliant 2.00 ctw vs2 clarity, g color diamond platinum band | Costco | $1,499.97 | 13 November 2023 | 16 November 2023 | ||
 | Round Brilliant 0.90 ctw VS2 Clarity, I Color Diamond Platinum Band | Costco | $1,299.97 | 10 November 2023 | 17 November 2023 | ||
 | Round brilliant 0.90 ctw vs2 clarity, i color diamond platinum band | Costco | $1,299.97 | 15 September 2023 | 22 September 2023 | ||
 | Ruby and diamond 14kt white gold earrings | Costco | $1,999.97 | 31 August 2023 | 08 September 2023 | ||
 | Oval cut blue sapphire and diamond 14kt white gold ring | Costco | $1,099.97 | 17 March 2023 | 24 March 2023 | ||
 | Round brilliant & baguette 0.35 ctw vs2 clarity, i color stackable diamond band | Costco | $399.97 | 10 March 2023 | 17 March 2023 | ||
 | Blue topaz and diamond 14kt white gold pendant | Costco | $399.97 | 03 March 2023 | 10 March 2023 | ||
 | Amethyst and diamond 14kt yellow gold earrings | Costco | $399.97 | 13 January 2023 | 20 January 2023 | ||
 | Amethyst and diamond 14kt yellow gold earrings | Costco | $399.97 | 06 January 2023 | 13 January 2023 | ||
 | Round brilliant 1.50 ct vvs2 clarity, e color diamond platinum solitaire ring | Costco | $25,999.99 | 16 December 2022 | 22 December 2022 | ||
 | Oval cut blue sapphire and diamond 14kt white gold ring | Costco | $1,099.97 | 02 December 2022 | 09 December 2022 | ||
 | Round brilliant 2.00 ctw vs2 clarity, g color diamond platinum band | Costco | $1,999.99 | 04 November 2022 | 11 November 2022 | ||
 | 14kt two-tone gold diamond cut hoop earrings | Costco | $199.99 | 28 October 2022 | 04 November 2022 | ||
 | Gemstone & diamond 14kt white gold ring | Costco | $549.99 | 28 October 2022 | 04 November 2022 | ||
 | Round brilliant 3.69 ctw vvs2 clarity, g color diamond platinum wedding ring | Costco | $46,999.99 | 21 October 2022 | 28 October 2022 | ||
 | Round brilliant 3.69 ctw vvs2 clarity, g color diamond platinum wedding ring | Costco | $46,999.99 | 14 October 2022 | 21 October 2022 | ||
 | Round brilliant 3.69 ctw vvs2 clarity, g color diamond platinum wedding ring | Costco | $46,999.99 | 30 September 2022 | 07 October 2022 | ||
 | Round brilliant 3.69 ctw vvs2 clarity, g color diamond platinum wedding ring | Costco | $46,999.99 | 23 September 2022 | 30 September 2022 | ||
 | Round brilliant 3.69 ctw vvs2 clarity, g color diamond platinum wedding ring | Costco | $46,999.99 | 16 September 2022 | 23 September 2022 | ||
 | Lab created emerald and diamond 14kt yellow gold earrings | Costco | $1,299.99 | 26 August 2022 | 01 September 2022 |