Radiant|Natural|GIA

0.50ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 6542392066

Certificate GIA 6542392066

Diamond specifications and retailer prices

From $630 CAD
$451 USD
As of October 31, 2026
Save $2,186 CAD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,816 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural radiant diamond

This 0.5ct natural radiant sits in the half to three-quarter 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 6542392066. Listed at 12 retailers as of October 30, 2026, with prices from $630 to $2,816, a $2,186 spread on the same certified stone. NZ Jewellers lists it at $2,816. 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

0.50
Carat
I
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542392066
Dimensions5.40 × 3.98 × 2.74 mm
L/W Ratio1.36
Top View
5.40 mm3.98 mm0.50 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542392066
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.8%

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 31
Current: $2,816 CAD|Low: $573 CAD|High: $2,839 CAD|Avg: $1,282 CAD|-0.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 12$630 CAD
Retailer 6$672 CAD
Retailer 4$1,069 CAD
Retailer 11$1,082 CAD
Retailer 5$1,106 CAD
Retailer 7$1,159 CAD
Retailer 10$1,236 CAD
Retailer 8$1,322 CAD
Retailer 3$1,361 CAD
Retailer 9$1,386 CAD
Retailer 2$2,074 CAD
NZ Jewellers$2,816 CAD

34 data points across 12 retailers

12 retailers$630 CAD to $2,816 CAD

A
Cheapest Retailer
-
$630 CAD
$451 USD
Final sale: no returns
A
Retailer 2
-
$672 CAD
₹45,782 INR
View
B+
Retailer 3
-
$1,069 CAD
$765 USD
View
B+
Retailer 4
-
$1,082 CAD
$775 USD
View
B+
Retailer 5
-
$1,106 CAD
£623 GBP
View
B
Retailer 6
-
$1,159 CAD
$830 USD
View
B+
Retailer 7
-
$1,236 CAD
$885 USD
View
B+
Retailer 8
-
$1,322 CAD
€901 EUR
View
Retailer 9
-
$1,361 CAD
A$1,499 AUD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
$1,386 CAD
ZAR 16,027 ZAR
View
B
Retailer 11
-
$2,074 CAD
£1,169 GBP
View
Most Expensive
B
NZ Jewellers
574144f7-0a18-44c2-9d7e-8348b534807f · Oct 30
$2,816 CAD
$2,016 USD
View
11 more retailers have this diamond
Prices start from $630 CADSave up to $2,186 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
0.50ct Radiant
$630 CAD