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Cushion|Natural|GIA

1.51ct I IF Cushion Natural Diamond

EX • I/IF • GIA 1545243667

Certificate GIA 1545243667

Diamond specifications and retailer prices

From €3,227 EUR
$3,605 USD
As of October 28, 2026
Save €1,177 EUR (27%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,404 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-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 1545243667. Listed at 10 retailers as of October 28, 2026, with prices from €3,227 to €4,404, a €1,177 spread on the same certified stone. Brilliant Earth lists it at €4,404. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545243667
Dimensions6.68 × 6.25 × 4.25 mm
L/W Ratio1.07
Culet sizeNone
Top View
6.68 mm6.25 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545243667
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.9%

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: Oct 28
Current: €4,404 EUR|Low: €3,123 EUR|High: €4,681 EUR|Avg: €3,728 EUR|-5.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4€3,227 EUR
Retailer 5€3,366 EUR
Retailer 3€3,416 EUR
Retailer 6€3,453 EUR
Retailer 9€3,514 EUR
Retailer 2€3,624 EUR
Retailer 8€3,640 EUR
Retailer 7€3,999 EUR
Brilliant Earth€4,404 EUR

42 data points across 9 retailers

10 retailers€3,227 EUR to €4,404 EUR

A
Cheapest Retailer
-
€3,227 EUR
$3,605 USD
A
Retailer 2
-
€3,366 EUR
$3,761 USD
View
A
Retailer 3
-
€3,416 EUR
₹363,417 INR
View
A
Retailer 4
-
€3,453 EUR
$3,858 USD
View
Final sale: no returns
A
Retailer 5
-
€3,514 EUR
MYR 15,991 MYR
View
A
Retailer 6
-
€3,624 EUR
£3,188 GBP
View
A
Retailer 7
-
€3,640 EUR
SGD 5,495 SGD
View
A
Retailer 8
-
€3,999 EUR
$4,468 USD
View
A
Retailer 9
-
€4,176 EUR
A$7,178 AUD
View
Most Expensive
A
Brilliant Earth
16897598A · Oct 31
€4,404 EUR
$4,920 USD
View
9 more retailers have this diamond
Prices start from €3,227 EURSave up to €1,177 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
1.51ct Cushion
€3,227 EUR