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Heart|Natural|GIA

1.20ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 5222429851

Certificate GIA 5222429851

Diamond specifications and retailer prices

From $4,477 SGD
As of November 5, 2026
Save $4,467 SGD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,944 SGD 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5222429851. Listed at 11 retailers as of November 1, 2026, with prices from $4,477 to $8,944, a $4,467 spread on the same certified stone. MOH London lists it at $8,944. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5222429851
Dimensions6.41 × 7.56 × 4.14 mm
L/W Ratio1.18
Top View
6.41 mm7.56 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5222429851
Side View
Table 62.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 54.8%

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 5
Current: $8,944 SGD|Low: $4,060 SGD|High: $9,040 SGD|Avg: $5,717 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4$4,477 SGD
Retailer 7$4,696 SGD
Retailer 9$4,778 SGD
Retailer 12$4,851 SGD
Retailer 11$5,075 SGD
Retailer 5$5,692 SGD
Retailer 6$5,870 SGD
Retailer 8$5,949 SGD
Retailer 3$6,188 SGD
Retailer 10$6,352 SGD
Retailer 2$6,854 SGD
MOH London$8,944 SGD

33 data points across 12 retailers

11 retailers$4,477 SGD to $8,944 SGD

B+
Cheapest Retailer
-
$4,477 SGD
B
Retailer 2
-
$4,696 SGD
View
Final sale: no returns
B
Retailer 3
-
$4,778 SGD
View
B
Retailer 4
-
$4,851 SGD
View
B
Retailer 5
-
$5,075 SGD
View
B
Retailer 6
-
$5,692 SGD
View
B
Retailer 7
-
$5,870 SGD
View
Retailer 8
-
$5,949 SGD
View
Price last confirmed 42 days ago
Retailer 9
-
$6,352 SGD
View
Price last confirmed 25 days ago
B
Retailer 10
-
$6,854 SGD
View
Most Expensive
B
MOH London
586FAAB78 · Nov 1
$8,944 SGD
£5,495 GBP
View
10 more retailers have this diamond
Prices start from $4,477 SGDSave up to $4,467 SGD

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
$4,477 SGD