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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 $3,802 USD
HK$29,700 HKD
As of October 29, 2026
Save $5,082 USD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,884 USD 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 $3,802 to $8,884, a $5,082 spread on the same certified stone. Queensmith lists it at $8,884. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $8,884 USD|Low: $3,802 USD|High: $9,100 USD|Avg: $5,644 USD|-2.0%
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 29, 2026
Retailer 15$3,802 USD
Retailer 9$4,126 USD
Retailer 16$4,676 USD
Retailer 10$4,802 USD
Retailer 8$4,879 USD
Retailer 13$4,919 USD
Retailer 2$5,042 USD
Retailer 3$5,066 USD
Retailer 12$5,066 USD
Retailer 14$5,066 USD
Retailer 4$5,120 USD
Retailer 7$5,218 USD
Retailer 6$5,846 USD
Retailer 11$8,113 USD
Retailer 5$8,474 USD
Queensmith$8,884 USD

29 data points across 16 retailers

18 retailers$3,802 USD to $8,884 USD

A
Cheapest Retailer
-
$3,802 USD
HK$29,700 HKD
A
Retailer 2
-
$4,126 USD
₹392,987 INR
View
A
Retailer 3
-
$4,676 USD
View
Final sale: no returns
A
Retailer 4
-
$4,802 USD
£3,781 GBP
View
A
Retailer 5
-
$4,879 USD
SGD 6,593 SGD
View
A
Retailer 6
-
$4,919 USD
SGD 6,647 SGD
View
A
Retailer 7
-
$5,042 USD
£3,970 GBP
View
Retailer 8
-
$5,066 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$5,066 USD
View
Price last confirmed 11 days ago
Retailer 10
-
$5,066 USD
View
Price last confirmed 13 days ago
A
Retailer 11
-
$5,114 USD
View
A
Retailer 12
-
$5,120 USD
View
A
Retailer 13
-
$5,218 USD
View
A
Retailer 14
-
$5,374 USD
A$8,268 AUD
View
Retailer 15
-
$5,846 USD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$8,113 USD
£6,388 GBP
View
Retailer 17
-
$8,474 USD
View
Price last confirmed 12 days ago
Most Expensive
B+
Queensmith
6542210237 · Oct 28
$8,884 USD
£6,995 GBP
View
17 more retailers have this diamond
Prices start from $3,802 USDSave up to $5,082 USD

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
$3,802 USD