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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 HK$29,826 HKD
As of October 30, 2026
Save HK$39,872 HKD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$69,698 HKD 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 HK$29,826 to HK$69,698, a HK$39,872 spread on the same certified stone. Queensmith lists it at HK$69,698. 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
Colour
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 30
Current: HK$69,698 HKD|Low: HK$29,826 HKD|High: HK$71,392 HKD|Avg: HK$44,215 HKD|-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 15HK$29,826 HKD
Retailer 2HK$32,350 HKD
Retailer 16HK$36,686 HKD
Retailer 9HK$37,568 HKD
Retailer 8HK$38,278 HKD
Retailer 13HK$38,591 HKD
Retailer 10HK$39,679 HKD
Retailer 3HK$39,746 HKD
Retailer 12HK$39,746 HKD
Retailer 14HK$39,746 HKD
Retailer 4HK$40,170 HKD
Retailer 7HK$40,942 HKD
Retailer 6HK$45,866 HKD
Retailer 11HK$63,650 HKD
Retailer 5HK$66,484 HKD
QueensmithHK$69,698 HKD

29 data points across 16 retailers

18 retailersHK$29,826 HKD to HK$69,698 HKD

A
Cheapest Retailer
-
HK$29,826 HKD
A
Retailer 2
-
HK$32,350 HKD
₹392,688 INR
View
A
Retailer 3
-
HK$36,686 HKD
$4,676 USD
View
Final sale: no returns
A
Retailer 4
-
HK$37,568 HKD
£3,770 GBP
View
A
Retailer 5
-
HK$38,278 HKD
SGD 6,593 SGD
View
A
Retailer 6
-
HK$38,591 HKD
SGD 6,647 SGD
View
A
Retailer 7
-
HK$39,679 HKD
£3,982 GBP
View
Retailer 8
-
HK$39,746 HKD
$5,066 USD
View
Price last confirmed 15 days ago
Retailer 9
-
HK$39,746 HKD
$5,066 USD
View
Price last confirmed 12 days ago
Retailer 10
-
HK$39,746 HKD
$5,066 USD
View
Price last confirmed 14 days ago
A
Retailer 11
-
HK$40,123 HKD
$5,114 USD
View
A
Retailer 12
-
HK$40,170 HKD
$5,120 USD
View
A
Retailer 13
-
HK$40,942 HKD
$5,218 USD
View
A
Retailer 14
-
HK$42,164 HKD
A$8,268 AUD
View
Retailer 15
-
HK$45,866 HKD
$5,846 USD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
HK$63,650 HKD
£6,388 GBP
View
Retailer 17
-
HK$66,484 HKD
$8,474 USD
View
Price last confirmed 13 days ago
Most Expensive
B+
Queensmith
6542210237 · Oct 28
HK$69,698 HKD
£6,995 GBP
View
17 more retailers have this diamond
Prices start from HK$29,826 HKDSave up to HK$39,872 HKD

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
HK$29,826 HKD