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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 €3,827 EUR
HK$33,400 HKD
As of November 1, 2026
Save €4,546 EUR (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €8,372 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 €3,827 to €8,372, a €4,546 spread on the same certified stone. Queensmith lists it at €8,372. 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
Colour
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: €8,372 EUR|Low: €3,792 EUR|High: €8,435 EUR|Avg: €5,405 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€3,827 EUR
Retailer 7€4,087 EUR
Retailer 4€4,507 EUR
Retailer 12€4,662 EUR
Retailer 2€4,759 EUR
Retailer 6€4,928 EUR
Retailer 10€5,051 EUR
Retailer 3€5,189 EUR
Retailer 11€5,303 EUR
Retailer 5€5,715 EUR
Retailer 8€8,045 EUR
Queensmith€8,372 EUR

25 data points across 12 retailers

15 retailers€3,827 EUR to €8,372 EUR

A
Cheapest Retailer
-
€3,827 EUR
HK$33,400 HKD
A
Retailer 2
-
€4,087 EUR
₹434,828 INR
View
A
Retailer 3
-
€4,507 EUR
SGD 6,804 SGD
View
A
Retailer 4
-
€4,662 EUR
$5,208 USD
View
Final sale: no returns
A
Retailer 5
-
€4,686 EUR
$5,235 USD
View
A
Retailer 6
-
€4,759 EUR
£4,187 GBP
View
Retailer 7
-
€4,898 EUR
SGD 7,395 SGD
View
Price last confirmed 19 days ago
A
Retailer 8
-
€4,928 EUR
£4,335 GBP
View
A
Retailer 9
-
€5,051 EUR
$5,643 USD
View
A
Retailer 10
-
€5,159 EUR
A$8,868 AUD
View
A
Retailer 11
-
€5,189 EUR
$5,798 USD
View
B+
Retailer 12
-
€5,303 EUR
$5,925 USD
View
B+
Retailer 13
-
€5,715 EUR
View
B+
Retailer 14
-
€8,045 EUR
£7,077 GBP
View
Most Expensive
B
Queensmith
2547868500 · Oct 28
€8,372 EUR
£7,365 GBP
View
14 more retailers have this diamond
Prices start from €3,827 EURSave up to €4,546 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
€3,827 EUR