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Heart|Natural|GIA

1.20ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6282626784

Certificate GIA 6282626784

Diamond specifications and retailer prices

From $4,491 AUD
As of November 4, 2026
Save $4,848 AUD (52%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,340 AUD at MOH London · As of November 1, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6282626784. Listed at 15 retailers as of November 1, 2026, with prices from $4,491 to $9,340, a $4,848 spread on the same certified stone. MOH London lists it at $9,340. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6282626784
Dimensions6.47 × 7.25 × 4.07 mm
L/W Ratio1.12
Top View
6.47 mm7.25 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6282626784
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 56.2%

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: $9,340 AUD|Low: $4,491 AUD|High: $10,534 AUD|Avg: $7,217 AUD|-7.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 9$4,491 AUD
Retailer 10$4,649 AUD
Retailer 11$4,752 AUD
Retailer 8$5,071 AUD
Retailer 4$5,478 AUD
Retailer 2$5,491 AUD
Retailer 6$5,656 AUD
Retailer 12$5,734 AUD
Retailer 13$5,734 AUD
Retailer 3$5,923 AUD
Retailer 7$8,069 AUD
MOH London$9,340 AUD
Retailer 5$10,534 AUD

43 data points across 13 retailers

15 retailers$4,491 AUD to $9,340 AUD

B+
Cheapest Retailer
-
$4,491 AUD
B+
Retailer 2
-
$4,649 AUD
View
B+
Retailer 3
-
$4,752 AUD
View
B+
Retailer 4
-
$5,071 AUD
View
Retailer 5
-
$5,478 AUD
View
Price last confirmed 46 days ago
Retailer 6
-
$5,478 AUD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$5,491 AUD
View
B
Retailer 8
-
$5,656 AUD
View
B
Retailer 9
-
$5,734 AUD
View
B
Retailer 10
-
$5,734 AUD
View
B
Retailer 11
-
$5,923 AUD
View
Retailer 12
-
$6,321 AUD
View
Price last confirmed 46 days ago
Retailer 13
-
$6,842 AUD
View
Price last confirmed 15 days ago
B
Retailer 14
-
$8,069 AUD
View
Most Expensive
B
MOH London
9928E43A6 · Nov 1
$9,340 AUD
£5,053 GBP
View
14 more retailers have this diamond
Prices start from $4,491 AUDSave up to $4,848 AUD

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
$4,491 AUD