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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 $3,158 SGD
HK$19,300 HKD
As of November 1, 2026
Save $4,226 SGD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,384 SGD 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 $3,158 to $7,384, a $4,226 spread on the same certified stone. NZ Jewellers lists it at $7,384. 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: $7,384 SGD|Low: $3,142 SGD|High: $8,604 SGD|Avg: $5,130 SGD|-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 2$3,158 SGD
Retailer 8$3,762 SGD
Retailer 7$3,880 SGD
Retailer 4$4,238 SGD
Retailer 6$4,238 SGD
Retailer 5$4,402 SGD
Retailer 9$4,890 SGD
Retailer 3$4,961 SGD
Retailer 10$6,376 SGD
NZ Jewellers$7,384 SGD

29 data points across 10 retailers

10 retailers$3,158 SGD to $7,384 SGD

A
Cheapest Retailer
-
$3,158 SGD
HK$19,300 HKD
A
Retailer 2
-
$3,762 SGD
$2,943 USD
View
A
Retailer 3
-
$3,880 SGD
$3,035 USD
View
A
Retailer 4
-
$4,238 SGD
$3,315 USD
View
A
Retailer 5
-
$4,238 SGD
$3,315 USD
View
Retailer 6
-
$4,379 SGD
$3,425 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$4,402 SGD
$3,443 USD
View
A
Retailer 8
-
$4,890 SGD
$3,825 USD
View
A
Retailer 9
-
$4,961 SGD
€3,696 EUR
View
Most Expensive
B+
NZ Jewellers
efb4d925-9161-44f2-9e2e-81b63306a6aa · Oct 30
$7,384 SGD
$5,776 USD
View
9 more retailers have this diamond
Prices start from $3,158 SGDSave up to $4,226 SGD

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
$3,158 SGD