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Heart|Natural|GIA

0.51ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 6562449878

Certificate GIA 6562449878

Diamond specifications and retailer prices

From $893 CAD
As of November 6, 2026
Save $448 CAD (33%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,341 CAD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded G 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 6562449878. Listed at 8 retailers as of November 6, 2026, with prices from $893 to $1,341, a $448 spread on the same certified stone. Wholesale Diamonds Direct lists it at $1,341. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.85°
Pavilion angle39.77°
OriginNatural
Grading LabGIA
CertificateGIA 6562449878
Dimensions4.89 × 5.55 × 3.24 mm
L/W Ratio1.13
Culet sizeNone
Top View
4.89 mm5.55 mm0.51 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6562449878
Side View
Table 59.0%Crown 37.85°Girdle: THN-VTKPavilion 39.77°Culet: NoneDepth 58.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,042 CAD|Low: $893 CAD|High: $1,341 CAD|Avg: $1,100 CAD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 7, 2026
Retailer 5$893 CAD
Retailer 3$897 CAD
Retailer 6$955 CAD
Retailer 1$1,042 CAD
Retailer 4$1,051 CAD
Retailer 7$1,163 CAD
Retailer 2$1,312 CAD
Wholesale Diamonds Direct$1,341 CAD

25 data points across 8 retailers

8 retailers$893 CAD to $1,341 CAD

B+
Cheapest Retailer
-
$893 CAD
B+
Retailer 2
-
$897 CAD
View
B
Retailer 3
-
$955 CAD
View
B+
Retailer 4
-
$1,042 CAD
View
B+
Retailer 5
-
$1,051 CAD
View
B
Retailer 6
-
$1,163 CAD
View
B
Retailer 7
-
$1,312 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
564998639 · Nov 6
$1,341 CAD
$954 USD
View
7 more retailers have this diamond
Prices start from $893 CADSave up to $448 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 Heart
$893 CAD