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Heart|Natural|GIA

1.51ct E I1 Heart Natural Diamond

ID • E/I1 • GIA 6551320471

Certificate GIA 6551320471

Diamond specifications and retailer prices

From HK$19,382 HKD
As of November 1, 2026
Save HK$25,935 HKD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$45,317 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551320471. Listed at 10 retailers as of October 30, 2026, with prices from HK$19,382 to HK$45,317, a HK$25,935 spread on the same certified stone. NZ Jewellers lists it at HK$45,317. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551320471
Dimensions7.12 × 7.88 × 4.74 mm
L/W Ratio1.11
Top View
7.12 mm7.88 mm1.51 ctE / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551320471
Side View
Table 60.0%CrownGirdlePavilionCuletDepth 60.2%

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: Nov 1
Current: HK$45,317 HKD|Low: HK$19,282 HKD|High: HK$52,802 HKD|Avg: HK$31,486 HKD|-14.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2HK$19,382 HKD
Retailer 8HK$23,090 HKD
Retailer 7HK$23,812 HKD
Retailer 4HK$26,008 HKD
Retailer 6HK$26,008 HKD
Retailer 5HK$27,013 HKD
Retailer 9HK$30,010 HKD
Retailer 3HK$30,448 HKD
Retailer 10HK$39,131 HKD
NZ JewellersHK$45,317 HKD

29 data points across 10 retailers

10 retailersHK$19,382 HKD to HK$45,317 HKD

A
Cheapest Retailer
-
HK$19,382 HKD
A
Retailer 2
-
HK$23,090 HKD
$2,943 USD
View
A
Retailer 3
-
HK$23,812 HKD
$3,035 USD
View
A
Retailer 4
-
HK$26,008 HKD
$3,315 USD
View
A
Retailer 5
-
HK$26,008 HKD
$3,315 USD
View
Retailer 6
-
HK$26,872 HKD
$3,425 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
HK$27,013 HKD
$3,443 USD
View
A
Retailer 8
-
HK$30,010 HKD
$3,825 USD
View
A
Retailer 9
-
HK$30,448 HKD
€3,696 EUR
View
Most Expensive
B+
NZ Jewellers
efb4d925-9161-44f2-9e2e-81b63306a6aa · Oct 30
HK$45,317 HKD
$5,776 USD
View
9 more retailers have this diamond
Prices start from HK$19,382 HKDSave up to HK$25,935 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$19,382 HKD