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Oval|Natural|GIA

2.51ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 6545538505

Certificate GIA 6545538505

Diamond specifications and retailer prices

From €14,745 EUR
HK$128,700 HKD
As of November 1, 2026
Save €11,979 EUR (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €26,724 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 2.51ct natural oval diamond

This 2.51ct natural oval sits in the two to three 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 6545538505. Listed at 13 retailers as of October 26, 2026, with prices from €14,745 to €26,724, a €11,979 spread on the same certified stone. MOH London lists it at €26,724. 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

2.51
Carat
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6545538505
Dimensions10.58 × 7.53 × 4.80 mm
L/W Ratio1.41
Top View
10.58 mm7.53 mm2.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6545538505
Side View
Table 64.0%CrownGirdle: THN-THNPavilionCulet: NoneDepth 63.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €26,724 EUR|Low: €14,745 EUR|High: €28,797 EUR|Avg: €19,955 EUR|-7.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10€14,745 EUR
Retailer 2€16,376 EUR
Retailer 3€17,512 EUR
Retailer 5€17,775 EUR
Retailer 4€18,076 EUR
Retailer 7€19,177 EUR
Retailer 11€19,806 EUR
Retailer 8€20,434 EUR
Retailer 6€20,734 EUR
Retailer 12€21,221 EUR
Retailer 9€24,209 EUR
MOH London€26,724 EUR

29 data points across 12 retailers

13 retailers€14,745 EUR to €26,724 EUR

A
Cheapest Retailer
-
€14,745 EUR
HK$128,700 HKD
A
Retailer 2
-
€16,376 EUR
₹1,742,445 INR
View
Retailer 3
-
€17,331 EUR
SGD 26,166 SGD
View
Price last confirmed 20 days ago
A
Retailer 4
-
€17,512 EUR
$19,564 USD
View
A
Retailer 5
-
€17,775 EUR
£15,636 GBP
View
A
Retailer 6
-
€18,076 EUR
$20,195 USD
View
Final sale: no returns
A
Retailer 7
-
€19,177 EUR
£16,870 GBP
View
Retailer 8
-
€19,806 EUR
$22,127 USD
View
Price last confirmed 7 days ago
A
Retailer 9
-
€20,434 EUR
$22,829 USD
View
A
Retailer 10
-
€20,734 EUR
View
A
Retailer 11
-
€21,221 EUR
$23,708 USD
View
Retailer 12
-
€24,209 EUR
$27,046 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
MOH London
CB09CDDF4 · Oct 26
€26,724 EUR
£23,509 GBP
View
12 more retailers have this diamond
Prices start from €14,745 EURSave up to €11,979 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
2.51ct Oval
€14,745 EUR