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Heart|Natural|GIA

1.51ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 7443324770

Certificate GIA 7443324770

Diamond specifications and retailer prices

From $3,181 SGD
$2,488 USD
As of October 31, 2026
Save $3,790 SGD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,971 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7443324770. Listed at 18 retailers as of October 29, 2026, with prices from $3,181 to $6,971, a $3,790 spread on the same certified stone. MOH London lists it at $6,971. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7443324770
Dimensions6.66 × 6.48 × 4.39 mm
L/W Ratio1.03
Top View
6.66 mm6.48 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7443324770
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.7%

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 31
Current: $6,971 SGD|Low: $2,719 SGD|High: $7,018 SGD|Avg: $4,160 SGD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4$3,263 SGD
Retailer 7$3,351 SGD
Retailer 5$3,467 SGD
Retailer 6$3,756 SGD
Retailer 3$4,333 SGD
Retailer 2$4,562 SGD
MOH London$6,971 SGD

44 data points across 7 retailers

18 retailers$3,181 SGD to $6,971 SGD

A
Cheapest Retailer
-
$3,181 SGD
$2,488 USD
A
Retailer 2
-
$3,263 SGD
$2,551 USD
View
A
Retailer 3
-
$3,323 SGD
$2,598 USD
View
A
Retailer 4
-
$3,351 SGD
$2,620 USD
View
A
Retailer 5
-
$3,364 SGD
$2,630 USD
View
A
Retailer 6
-
$3,467 SGD
$2,711 USD
View
Final sale: no returns
A
Retailer 7
-
$3,756 SGD
$2,937 USD
View
Retailer 8
-
$3,759 SGD
$2,939 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
$3,792 SGD
$2,965 USD
View
B+
Retailer 10
-
$4,078 SGD
$3,189 USD
View
B+
Retailer 11
-
$4,195 SGD
$3,280 USD
View
B+
Retailer 12
-
$4,272 SGD
$3,340 USD
View
B+
Retailer 13
-
$4,272 SGD
$3,340 USD
View
B+
Retailer 14
-
$4,333 SGD
£2,668 GBP
View
B+
Retailer 15
-
$4,412 SGD
$3,450 USD
View
B+
Retailer 16
-
$4,562 SGD
€3,397 EUR
View
B
Retailer 17
-
$5,982 SGD
$4,677 USD
View
Most Expensive
B
MOH London
FE14F1F2E · Oct 29
$6,971 SGD
£4,292 GBP
View
17 more retailers have this diamond
Prices start from $3,181 SGDSave up to $3,790 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
$3,181 SGD