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Cushion|Natural|GIA

1.51ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 2547868500

Certificate GIA 2547868500

Diamond specifications and retailer prices

From €3,812 EUR
HK$33,400 HKD
As of November 1, 2026
Save €4,528 EUR (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €8,339 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547868500. Listed at 15 retailers as of October 28, 2026, with prices from €3,812 to €8,339, a €4,528 spread on the same certified stone. Queensmith lists it at €8,339. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547868500
Dimensions7.99 × 5.79 × 3.91 mm
L/W Ratio1.38
Top View
7.99 mm5.79 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547868500
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.6%

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: €8,339 EUR|Low: €3,777 EUR|High: €8,402 EUR|Avg: €5,388 EUR|+2.0%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9€3,812 EUR
Retailer 2€4,069 EUR
Retailer 4€4,489 EUR
Retailer 12€4,643 EUR
Retailer 5€4,741 EUR
Retailer 7€4,909 EUR
Retailer 10€5,031 EUR
Retailer 3€5,169 EUR
Retailer 11€5,283 EUR
Retailer 6€5,693 EUR
Retailer 8€8,013 EUR
Queensmith€8,339 EUR

24 data points across 12 retailers

15 retailers€3,812 EUR to €8,339 EUR

A
Cheapest Retailer
-
€3,812 EUR
HK$33,400 HKD
A
Retailer 2
-
€4,069 EUR
₹434,688 INR
View
A
Retailer 3
-
€4,489 EUR
SGD 6,804 SGD
View
A
Retailer 4
-
€4,643 EUR
$5,208 USD
View
Final sale: no returns
A
Retailer 5
-
€4,667 EUR
$5,235 USD
View
A
Retailer 6
-
€4,741 EUR
£4,187 GBP
View
Retailer 7
-
€4,879 EUR
SGD 7,395 SGD
View
Price last confirmed 19 days ago
A
Retailer 8
-
€4,909 EUR
£4,335 GBP
View
A
Retailer 9
-
€5,031 EUR
$5,643 USD
View
A
Retailer 10
-
€5,139 EUR
A$8,868 AUD
View
A
Retailer 11
-
€5,169 EUR
$5,798 USD
View
B+
Retailer 12
-
€5,283 EUR
$5,925 USD
View
B+
Retailer 13
-
€5,693 EUR
View
B+
Retailer 14
-
€8,013 EUR
£7,077 GBP
View
Most Expensive
B
Queensmith
2547868500 · Oct 28
€8,339 EUR
£7,365 GBP
View
14 more retailers have this diamond
Prices start from €3,812 EURSave up to €4,528 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
€3,812 EUR