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Heart|Natural|GIA

1.20ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6552180214

Certificate GIA 6552180214

Diamond specifications and retailer prices

From $1,805 USD
HK$14,100 HKD
As of November 2, 2026
Save $2,401 USD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,206 USD at MOH London · As of November 2, 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 H 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 6552180214. Listed at 12 retailers as of November 2, 2026, with prices from $1,805 to $4,206, a $2,401 spread on the same certified stone. MOH London lists it at $4,206. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552180214
Dimensions6.69 × 7.11 × 4.27 mm
L/W Ratio1.06
Top View
6.69 mm7.11 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552180214
Side View
Table 56.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.1%

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 2
Current: $4,206 USD|Low: $1,792 USD|High: $4,307 USD|Avg: $2,580 USD|-2.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 5$1,805 USD
Retailer 4$1,902 USD
Retailer 9$2,116 USD
Retailer 8$2,415 USD
Retailer 10$2,523 USD
Retailer 7$2,541 USD
Retailer 2$2,544 USD
Retailer 3$2,610 USD
Retailer 6$2,998 USD
MOH London$4,206 USD

36 data points across 10 retailers

12 retailers$1,805 USD to $4,206 USD

A
Cheapest Retailer
-
$1,805 USD
HK$14,100 HKD
A
Retailer 2
-
$1,902 USD
₹181,128 INR
View
A
Retailer 3
-
$2,116 USD
SGD 2,859 SGD
View
B+
Retailer 4
-
$2,278 USD
View
B+
Retailer 5
-
$2,415 USD
View
B+
Retailer 6
-
$2,436 USD
A$3,748 AUD
View
B+
Retailer 7
-
$2,523 USD
SGD 3,410 SGD
View
B+
Retailer 8
-
$2,541 USD
View
B+
Retailer 9
-
$2,544 USD
£2,003 GBP
View
B+
Retailer 10
-
$2,610 USD
View
B+
Retailer 11
-
$2,998 USD
€2,855 EUR
View
Most Expensive
B
MOH London
5ACF8E10B · Nov 2
$4,206 USD
£3,312 GBP
View
11 more retailers have this diamond
Prices start from $1,805 USDSave up to $2,401 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.

A
1.20ct Heart
$1,805 USD