1.0ct Asscher Cut Diamond Solitaire Ring, Platinum1.0ct Asscher Cut Diamond Solitaire Ring, Platinum
1.0ct Asscher Cut Diamond Solitaire Ring, Platinum1.0ct Asscher Cut Diamond Solitaire Ring, Platinum
1.0ct Asscher Cut Diamond Solitaire Ring, Platinum1.0ct Asscher Cut Diamond Solitaire Ring, Platinum

1.0ct Asscher Cut Diamond Solitaire Ring, Platinum

Item #1288748

Shipping Included

- 950 Platinum

- 1.0ct Diamond

- Asscher Cut

- April Birthstone

- Ring Size: N

- GIA Included

Your estimated delivery time will be 20 business days (excluding weekends and bank holidays) from the time of order. Postcode Restrictions may apply. Find out more in the Delivery & Returns Tab below.

Your credit/debit card will be charged when your order is placed on this item.


Costco makes purchasing quality jewellery easy by offering only the industry's highest quality diamonds at the lowest possible price. Costco's experienced buying team works with our suppliers to select timeless styles and create well-crafted and comfortable jewellery. Our team of Graduate Gemologists then inspect each piece for quality craftsmanship and every diamond for cut, colour and clarity to ensure your jewellery will sparkle for generations.

  • Total Diamonds: 1 Asscher Cut Diamond
  • Diamond Weight: 1.00ct
  • Diamond Clarity: VS2
  • Diamond Colour: I
  • 950 Platinum
  • Size N
  • Sizeable up to 2 sizes
When purchasing an article of jewellery with a 1.00ct center diamond or larger, you will receive a Diamond Grading Report from the Gemological Institute of America (GIA) detailing and mapping the diamond.
We guarantee that all diamonds supplied by are as follows: Clarity to be VS2 or better and colour to be "I" or better as outlined on the industry grading guide. 

To view additional information on diamonds click here.

Diamond Carat1.0ct
Diamond CutAsscher
Diamond ClarityVS2
Diamond ColourI
Birthstone MonthApril
TypeDiamond Ring
  •   Delivery will take place via UPS.
  •   UPS tracking will be available 10 days following receipt of your order.
  •   Additional day(s) transit may be required for remote areas.
  •   These deliveries will require an adult signature.
  •   Public and Regional holidays may affect delivery lead times.
  •   Delivery times may vary in the event of adverse weather conditions.
  •   Please note that we are currently unable to ship to the Channel Islands, Post Office boxes and BFPO.
  •   Further postcode delivery restrictions might apply to this item.
  •   Gift messaging is available during the checkout process.
  •  We are committed to offering the best value to our members, with a satisfaction guarantee on both your membership and merchandise. If you have questions about your membership or products you've purchased at Costco, please contact our Customer Care team.
  •  If you wish to return an item, please view Costco's Return Policy.
  •   Costco Concierge Services | Technical Support
    Free technical support exclusive to Costco members for select electronics and consumer goods.
  •  Items purchased online can be returned at any of our UK warehouses if you are a warehouse member.
  •  Many of our small items can be returned via “My account” on the website and printing a return label. This label must be attached to the box being returned.
  •  Please securely pack the items you intend to return in a box. If you are using the original packaging, be sure to remove the delivery label.
  •  If you need to return a larger item, please contact our Member Care team via the chat function on our website or call 0800 0324 324.
  •  Find out more about our Delivery, Cancellations and Assistance Policy
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