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Heart|Natural|GIA

1.51ct E SI2 Heart Natural Diamond

ID • E/SI2 • GIA 6542210237

Certificate GIA 6542210237

Diamond specifications and retailer prices

From $5,321 CAD
HK$29,700 HKD
As of October 29, 2026
Save $7,113 CAD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,434 CAD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542210237. Listed at 18 retailers as of October 28, 2026, with prices from $5,321 to $12,434, a $7,113 spread on the same certified stone. Queensmith lists it at $12,434. 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

1.51
Carat
E
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542210237
Dimensions8.17 × 7.29 × 4.52 mm
L/W Ratio1.12
Top View
8.17 mm7.29 mm1.51 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542210237
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 55.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,434 CAD|Low: $5,321 CAD|High: $12,736 CAD|Avg: $7,886 CAD|-2.4%
Queensmith
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
October 30, 2026
Retailer 15$5,321 CAD
Retailer 10$5,775 CAD
Retailer 16$6,545 CAD
Retailer 2$6,702 CAD
Retailer 8$6,828 CAD
Retailer 13$6,884 CAD
Retailer 9$7,078 CAD
Retailer 3$7,090 CAD
Retailer 12$7,090 CAD
Retailer 14$7,090 CAD
Retailer 4$7,166 CAD
Retailer 7$7,304 CAD
Retailer 6$8,182 CAD
Retailer 11$11,355 CAD
Retailer 5$11,860 CAD
Queensmith$12,434 CAD

29 data points across 16 retailers

18 retailers$5,321 CAD to $12,434 CAD

A
Cheapest Retailer
-
$5,321 CAD
HK$29,700 HKD
A
Retailer 2
-
$5,775 CAD
₹392,987 INR
View
A
Retailer 3
-
$6,545 CAD
$4,676 USD
View
Final sale: no returns
A
Retailer 4
-
$6,702 CAD
£3,770 GBP
View
A
Retailer 5
-
$6,828 CAD
SGD 6,593 SGD
View
A
Retailer 6
-
$6,884 CAD
SGD 6,647 SGD
View
A
Retailer 7
-
$7,078 CAD
£3,982 GBP
View
Retailer 8
-
$7,090 CAD
$5,066 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$7,090 CAD
$5,066 USD
View
Price last confirmed 11 days ago
Retailer 10
-
$7,090 CAD
$5,066 USD
View
Price last confirmed 13 days ago
A
Retailer 11
-
$7,158 CAD
$5,114 USD
View
A
Retailer 12
-
$7,166 CAD
$5,120 USD
View
A
Retailer 13
-
$7,304 CAD
$5,218 USD
View
A
Retailer 14
-
$7,522 CAD
A$8,268 AUD
View
Retailer 15
-
$8,182 CAD
$5,846 USD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$11,355 CAD
£6,388 GBP
View
Retailer 17
-
$11,860 CAD
$8,474 USD
View
Price last confirmed 12 days ago
Most Expensive
B+
Queensmith
6542210237 · Oct 28
$12,434 CAD
£6,995 GBP
View
17 more retailers have this diamond
Prices start from $5,321 CADSave up to $7,113 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
1.51ct Heart
$5,321 CAD