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Radiant|Natural|GIA

2.51ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 1567577300

Certificate GIA 1567577300

Diamond specifications and retailer prices

From $25,962 CAD
HK$145,200 HKD
As of October 30, 2026
Save $21,760 CAD (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $47,722 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct natural radiant diamond

This 2.51ct natural radiant sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1567577300. Listed at 13 retailers as of October 29, 2026, with prices from $25,962 to $47,722, a $21,760 spread on the same certified stone. MOH London lists it at $47,722. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1567577300
Dimensions8.84 × 6.77 × 4.66 mm
L/W Ratio1.31
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal
Top View
8.84 mm6.77 mm2.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1567577300
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.7%

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 30
Current: $47,722 CAD|Low: $25,962 CAD|High: $47,722 CAD|Avg: $33,800 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$25,962 CAD
Retailer 5$26,645 CAD
Retailer 4$30,906 CAD
Retailer 2$32,151 CAD
Retailer 3$32,680 CAD
Retailer 8$35,075 CAD
Retailer 11$35,100 CAD
Retailer 9$35,226 CAD
Retailer 10$36,345 CAD
Retailer 6$37,743 CAD
Retailer 7$43,058 CAD
MOH London$47,722 CAD

10 data points across 12 retailers

13 retailers$25,962 CAD to $47,722 CAD

A
Cheapest Retailer
-
$25,962 CAD
HK$145,200 HKD
A
Retailer 2
-
$26,645 CAD
₹1,816,623 INR
View
B+
Retailer 3
-
$28,799 CAD
A$31,717 AUD
View
B+
Retailer 4
-
$30,906 CAD
$22,125 USD
View
B+
Retailer 5
-
$32,151 CAD
$23,016 USD
View
Final sale: no returns
B+
Retailer 6
-
$32,680 CAD
$23,395 USD
View
B+
Retailer 7
-
$35,075 CAD
£19,771 GBP
View
B
Retailer 8
-
$35,100 CAD
$25,127 USD
View
B
Retailer 9
-
$35,226 CAD
$25,217 USD
View
B
Retailer 10
-
$36,345 CAD
$26,018 USD
View
B
Retailer 11
-
$37,743 CAD
$27,019 USD
View
B
Retailer 12
-
$43,058 CAD
$30,824 USD
View
Most Expensive
B
MOH London
ECDD29573 · Oct 29
$47,722 CAD
£26,900 GBP
View
12 more retailers have this diamond
Prices start from $25,962 CADSave up to $21,760 CAD

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 Radiant
$25,962 CAD