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Radiant|Natural|GIA

0.51ct E SI1 Radiant Natural Diamond

VG • E/SI1 • GIA 7456368502

Certificate GIA 7456368502

Diamond specifications and retailer prices

From $1,381 CAD
As of November 5, 2026
Save $1,468 CAD (52%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,802 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 7456368502. Listed at 17 retailers as of November 4, 2026, with a 106% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
E
Color
SI1
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7456368502
Dimensions5.99 × 4.39 × 2.30 mm
L/W Ratio1.36
Top View
5.99 mm4.39 mm0.51 ctE / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 7456368502
Side View
Table 64.0%CrownGirdle: Extremely ThinPavilionCulet: NoneDepth 52.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,802 CAD|Low: $1,364 CAD|High: $3,802 CAD|Avg: $1,957 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 7, 2026
Retailer 4$1,364 CAD
Retailer 5$1,381 CAD
Retailer 6$1,398 CAD
Retailer 14$1,412 CAD
Retailer 15$1,412 CAD
Retailer 11$1,467 CAD
Retailer 12$1,629 CAD
Retailer 2$1,758 CAD
Retailer 8$1,903 CAD
Retailer 3$1,952 CAD
Retailer 7$2,014 CAD
Retailer 9$2,170 CAD
Retailer 10$2,405 CAD
Retailer 13$2,850 CAD
NZ Jewellers$3,802 CAD

31 data points across 15 retailers

17 retailers$1,381 CAD to $2,850 CAD

Retailer 1
-
$1,364 CAD
Price last confirmed 10 days ago
B
Retailer 2
-
$1,381 CAD
View
B
Retailer 3
-
$1,398 CAD
View
Retailer 4
-
$1,412 CAD
View
Price last confirmed 9 days ago
B
Retailer 5
-
$1,412 CAD
View
B
Retailer 6
-
$1,467 CAD
View
B
Retailer 7
-
$1,547 CAD
View
B
Retailer 8
-
$1,563 CAD
View
B
Retailer 9
-
$1,629 CAD
View
B
Retailer 10
-
$1,758 CAD
View
B
Retailer 11
-
$1,903 CAD
View
B
Retailer 12
-
$1,952 CAD
View
Retailer 13
-
$2,014 CAD
View
Price last confirmed 39 days ago
B
Retailer 14
-
$2,170 CAD
View
B
Retailer 15
-
$2,405 CAD
View
B
Retailer 16
-
$2,850 CAD
View
Most Expensive
NZ Jewellers
dd414ce9-e5fe-4936-a423-9b08bc52fde9 · Nov 5
$3,802 CAD
$2,703 USD
View
Price under review
16 more retailers have this diamond
Prices start from $1,381 CADSave up to $1,468 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.

B
0.51ct Radiant
$1,381 CAD