Heart|Natural|GIA

1.20ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 2235360307

Certificate GIA 2235360307

Diamond specifications and retailer prices

From $2,597 USD
As of November 4, 2026
Save $3,047 USD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,644 USD 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 13 retailers as of November 4, 2026, with prices from $2,597 to $5,644, a $3,047 spread on the same certified stone. MOH London lists it at $5,644. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $5,644 USD|Low: $2,597 USD|High: $5,728 USD|Avg: $3,558 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$2,597 USD
Retailer 6$2,652 USD
Retailer 9$3,132 USD
Retailer 5$3,303 USD
Retailer 3$3,453 USD
Retailer 4$3,501 USD
Retailer 8$3,644 USD
Retailer 2$3,996 USD
MOH London$5,644 USD

40 data points across 9 retailers

13 retailers$2,597 USD to $5,644 USD

B+
Cheapest Retailer
-
$2,597 USD
B+
Retailer 2
-
$2,652 USD
View
B+
Retailer 3
-
$2,711 USD
View
B
Retailer 4
-
$3,132 USD
View
B
Retailer 5
-
$3,303 USD
View
B
Retailer 6
-
$3,330 USD
View
B
Retailer 7
-
$3,453 USD
View
B
Retailer 8
-
$3,480 USD
View
B
Retailer 9
-
$3,480 USD
View
B
Retailer 10
-
$3,501 USD
View
B
Retailer 11
-
$3,600 USD
View
B
Retailer 12
-
$3,996 USD
View
Most Expensive
B
MOH London
FA2C9309B · Nov 4
$5,644 USD
£4,444 GBP
View
12 more retailers have this diamond
Prices start from $2,597 USDSave up to $3,047 USD

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
$2,597 USD