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Heart|Natural|GIA

1.20ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 2235360307

Certificate GIA 2235360307

Diamond specifications and retailer prices

From €2,326 EUR
As of November 4, 2026
Save €2,729 EUR (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €5,055 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.2ct natural heart diamond

This 1.2ct natural heart sits in the classic one-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 2235360307. Listed at 12 retailers as of November 4, 2026, with prices from €2,326 to €5,055, a €2,729 spread on the same certified stone. MOH London lists it at €5,055. 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

1.20
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2235360307
Dimensions6.34 × 7.33 × 4.38 mm
L/W Ratio1.16
Culet sizeNone
Top View
6.34 mm7.33 mm1.20 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2235360307
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €5,055 EUR|Low: €2,326 EUR|High: €5,130 EUR|Avg: €3,186 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6€2,326 EUR
Retailer 5€2,375 EUR
Retailer 8€2,805 EUR
Retailer 4€2,958 EUR
Retailer 2€3,093 EUR
Retailer 3€3,136 EUR
Retailer 7€3,264 EUR
MOH London€5,055 EUR

41 data points across 8 retailers

12 retailers€2,326 EUR to €5,055 EUR

B+
Cheapest Retailer
-
€2,326 EUR
B+
Retailer 2
-
€2,375 EUR
View
B+
Retailer 3
-
€2,428 EUR
View
B
Retailer 4
-
€2,805 EUR
View
B
Retailer 5
-
€2,958 EUR
View
B
Retailer 6
-
€2,983 EUR
View
B
Retailer 7
-
€3,093 EUR
View
B
Retailer 8
-
€3,117 EUR
View
B
Retailer 9
-
€3,117 EUR
View
B
Retailer 10
-
€3,136 EUR
View
B
Retailer 11
-
€3,224 EUR
View
Most Expensive
B
MOH London
FA2C9309B · Nov 4
€5,055 EUR
£4,444 GBP
View
11 more retailers have this diamond
Prices start from €2,326 EURSave up to €2,729 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.

B+
1.20ct Heart
€2,326 EUR