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Radiant|Natural|GIA

2.51ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 6525079061

Certificate GIA 6525079061

Diamond specifications and retailer prices

From $14,831 CAD
£8,360 GBP
As of October 30, 2026
Save $9,957 CAD (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $24,788 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.51ct natural radiant diamond

This 2.51ct natural radiant sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6525079061. Listed at 7 retailers as of October 30, 2026, with prices from $14,831 to $24,788, a $9,957 spread on the same certified stone. NZ Jewellers lists it at $24,788. 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
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.14°
Pavilion angle30.4°
OriginNatural
Grading LabGIA
CertificateGIA 6525079061
Dimensions9.45 × 6.85 × 4.33 mm
L/W Ratio1.38
Top View
9.45 mm6.85 mm2.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6525079061
Side View
Table 73.0%Crown 44.14°Girdle: MED-STKPavilion 30.4°Culet: NoneDepth 63.1%

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: $24,788 CAD|Low: $14,742 CAD|High: $25,281 CAD|Avg: $19,651 CAD|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 3$14,831 CAD
Retailer 2$17,637 CAD
Retailer 6$17,714 CAD
Retailer 5$17,784 CAD
Retailer 7$18,058 CAD
Retailer 4$23,352 CAD
NZ Jewellers$24,788 CAD

41 data points across 7 retailers

7 retailers$14,831 CAD to $24,788 CAD

A
Cheapest Retailer
-
$14,831 CAD
£8,360 GBP
A
Retailer 2
-
$17,637 CAD
£9,942 GBP
View
B+
Retailer 3
-
$17,714 CAD
$12,681 USD
View
A
Retailer 4
-
$17,784 CAD
$12,731 USD
View
B+
Retailer 5
-
$18,058 CAD
$12,927 USD
View
B+
Retailer 6
-
$23,352 CAD
£13,163 GBP
View
Most Expensive
B
NZ Jewellers
dcf6cc72-ceb6-4851-b385-009087832132 · Oct 30
$24,788 CAD
$17,745 USD
View
6 more retailers have this diamond
Prices start from $14,831 CADSave up to $9,957 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
$14,831 CAD