CaratHunter
Plans
Radiant|Natural|GIA

0.51ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 1548629371

Certificate GIA 1548629371

Diamond specifications and retailer prices

From $490 CAD
₹33,415 INR
As of October 20, 2026
13 retailers carry this diamond
Most expensive: $2,482 CAD at NZ Jewellers · As of October 21, 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 J 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 1548629371. Listed at 13 retailers as of October 20, 2026. 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

0.51
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1548629371
Dimensions5.58 × 3.98 × 2.74 mm
L/W Ratio1.40
Top View
5.58 mm3.98 mm0.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1548629371
Side View
Table 67.0%CrownGirdle: ThickPavilionCulet: NoneDepth 69.0%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 20
Current: $2,482 CAD|Low: $490 CAD|High: $2,482 CAD|Avg: $914 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
Retailer 16
Retailer 17
October 21, 2026
Retailer 12$490 CAD
Retailer 6$554 CAD
Retailer 17$647 CAD
Retailer 8$696 CAD
Retailer 4$697 CAD
Retailer 15$697 CAD
Retailer 16$741 CAD
Retailer 5$748 CAD
Retailer 11$770 CAD
Retailer 10$796 CAD
Retailer 7$831 CAD
Retailer 9$910 CAD
Retailer 13$971 CAD
Retailer 2$988 CAD
Retailer 3$1,037 CAD
Retailer 14$1,503 CAD
NZ Jewellers$2,482 CAD

25 data points across 17 retailers

13 retailers$490 CAD to $2,482 CAD

Retailer 1
-
$490 CAD
₹33,415 INR
Price last confirmed 13 days ago
Retailer 2
-
$554 CAD
HK$3,100 HKD
View
Price last confirmed 13 days ago
Retailer 3
-
$647 CAD
$463 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$696 CAD
SGD 673 SGD
View
Price last confirmed 12 days ago
Retailer 5
-
$697 CAD
$499 USD
View
Price last confirmed 18 days ago
Retailer 6
-
$697 CAD
$499 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$748 CAD
$535 USD
View
Price last confirmed 12 days ago
Retailer 8
-
$770 CAD
£434 GBP
View
Price last confirmed 13 days ago
Retailer 9
-
$910 CAD
$651 USD
View
Price last confirmed 9 days ago
Retailer 10
-
$988 CAD
ZAR 11,422 ZAR
View
Price last confirmed 12 days ago
Retailer 11
-
$1,037 CAD
A$1,142 AUD
View
Price last confirmed 30 days ago
Retailer 12
-
$1,503 CAD
£847 GBP
View
Price last confirmed 13 days ago
Most Expensive
NZ Jewellers
57bf1d4e-7bdd-4cf4-8380-f8daab630b36 · Oct 21
$2,482 CAD
$1,776 USD
View
Price under review
12 more retailers have this diamond

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.

0.51ct Radiant
$490 CAD