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Cushion|Lab Grown|GIA

1.23ct D IF Cushion Lab Grown Diamond

ID • D/IF • GIA 1535571075

Certificate GIA 1535571075

Diamond specifications and retailer prices

From €936 EUR
$1,046 USD
As of November 1, 2026
Save €2,695 EUR (74%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €3,631 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1535571075. Listed at 4 retailers as of November 1, 2026, with prices from €936 to €3,631, a €2,695 spread on the same certified stone. MOH London lists it at €3,631. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1535571075
Dimensions6.09 × 5.96 × 4.00 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
6.09 mm5.96 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1535571075
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,631 EUR|Low: €936 EUR|High: €3,706 EUR|Avg: €2,508 EUR|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3€936 EUR
Retailer 2€1,942 EUR
Retailer 5€2,632 EUR
Retailer 4€2,960 EUR
MOH London€3,631 EUR

15 data points across 5 retailers

4 retailers€936 EUR to €3,631 EUR

A
Cheapest Retailer
-
€936 EUR
$1,046 USD
Final sale: no returns
B+
Retailer 2
-
€1,942 EUR
$2,170 USD
View
B
Retailer 3
-
€2,960 EUR
£2,604 GBP
View
Most Expensive
B
MOH London
1535571075 · Nov 1
€3,631 EUR
£3,194 GBP
View
3 more retailers have this diamond
Prices start from €936 EURSave up to €2,695 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.23ct Cushion
€936 EUR