Cushion|Natural|GIA

2.51ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7528748799

Certificate GIA 7528748799

Diamond specifications and retailer prices

From $26,502 USD
As of October 31, 2026
Save $19,656 USD (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $46,158 USD at MOH London · As of November 1, 2026
View at MOH London

About this 2.51ct natural cushion diamond

This 2.51ct natural cushion sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7528748799. Listed at 9 retailers as of October 31, 2026, with prices from $26,502 to $46,158, a $19,656 spread on the same certified stone. MOH London lists it at $46,158. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7528748799
Dimensions8.98 × 6.68 × 4.66 mm
L/W Ratio1.34
Culet sizeNone
Top View
8.98 mm6.68 mm2.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7528748799
Side View
Table 66.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 69.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $46,158 USD|Low: $13,027 USD|High: $46,158 USD|Avg: $31,092 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9$26,502 USD
Retailer 10$26,909 USD
Retailer 3$28,207 USD
Retailer 8$28,730 USD
Retailer 5$30,068 USD
Retailer 2$31,598 USD
Retailer 4$32,599 USD
Retailer 11$32,697 USD
Retailer 7$35,861 USD
Retailer 6$40,869 USD
MOH London$46,158 USD

5 data points across 11 retailers

9 retailers$26,502 USD to $46,158 USD

B+
Cheapest Retailer
-
$26,502 USD
B+
Retailer 2
-
$26,909 USD
View
B+
Retailer 3
-
$28,730 USD
View
B+
Retailer 4
-
$31,598 USD
View
B+
Retailer 5
-
$32,599 USD
£25,669 GBP
View
B+
Retailer 6
-
$32,697 USD
View
B
Retailer 7
-
$35,861 USD
€34,153 EUR
View
B
Retailer 8
-
$40,869 USD
ZAR 660,235 ZAR
View
Most Expensive
B
MOH London
AF394F36B · Nov 1
$46,158 USD
£36,345 GBP
View
8 more retailers have this diamond
Prices start from $26,502 USDSave up to $19,656 USD

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.

B+
2.51ct Cushion
$26,502 USD