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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 €2,227 EUR
$2,488 USD
As of October 31, 2026
Save €2,652 EUR (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,879 EUR 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 €2,227 to €4,879, a €2,652 spread on the same certified stone. MOH London lists it at €4,879. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €4,879 EUR|Low: €1,903 EUR|High: €4,912 EUR|Avg: €2,912 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4€2,284 EUR
Retailer 7€2,345 EUR
Retailer 5€2,427 EUR
Retailer 6€2,629 EUR
Retailer 3€3,033 EUR
Retailer 2€3,193 EUR
MOH London€4,879 EUR

44 data points across 7 retailers

18 retailers€2,227 EUR to €4,879 EUR

A
Cheapest Retailer
-
€2,227 EUR
$2,488 USD
A
Retailer 2
-
€2,284 EUR
$2,551 USD
View
A
Retailer 3
-
€2,325 EUR
$2,598 USD
View
A
Retailer 4
-
€2,345 EUR
$2,620 USD
View
A
Retailer 5
-
€2,354 EUR
$2,630 USD
View
A
Retailer 6
-
€2,427 EUR
$2,711 USD
View
Final sale: no returns
A
Retailer 7
-
€2,629 EUR
$2,937 USD
View
Retailer 8
-
€2,631 EUR
$2,939 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
€2,654 EUR
$2,965 USD
View
B+
Retailer 10
-
€2,854 EUR
$3,189 USD
View
B+
Retailer 11
-
€2,936 EUR
$3,280 USD
View
B+
Retailer 12
-
€2,990 EUR
$3,340 USD
View
B+
Retailer 13
-
€2,990 EUR
$3,340 USD
View
B+
Retailer 14
-
€3,033 EUR
£2,668 GBP
View
B+
Retailer 15
-
€3,088 EUR
$3,450 USD
View
B+
Retailer 16
-
€3,193 EUR
View
B
Retailer 17
-
€4,187 EUR
$4,677 USD
View
Most Expensive
B
MOH London
FE14F1F2E · Oct 29
€4,879 EUR
£4,292 GBP
View
17 more retailers have this diamond
Prices start from €2,227 EURSave up to €2,652 EUR

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
€2,227 EUR