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Heart|Natural|GIA

1.30ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 6415809220

Certificate GIA 6415809220

Diamond specifications and retailer prices

From $4,946 SGD
As of November 6, 2026
Save $4,908 SGD (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,854 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural heart diamond

This 1.3ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6415809220. Listed at 16 retailers as of November 4, 2026, with prices from $4,946 to $9,854, a $4,908 spread on the same certified stone. MOH London lists it at $9,854. 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

1.30
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6415809220
Dimensions6.37 × 5.62 × 4.13 mm
L/W Ratio1.13
Top View
6.37 mm5.62 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6415809220
Side View
Table 63.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 73.5%

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 6
Current: $9,854 SGD|Low: $4,755 SGD|High: $10,000 SGD|Avg: $6,401 SGD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 9$4,946 SGD
Retailer 6$5,106 SGD
Retailer 7$5,188 SGD
Retailer 10$5,326 SGD
Retailer 3$6,017 SGD
Retailer 2$6,123 SGD
Retailer 8$6,253 SGD
Retailer 4$6,980 SGD
Retailer 5$7,568 SGD
MOH London$9,854 SGD

40 data points across 10 retailers

16 retailers$4,946 SGD to $9,854 SGD

B+
Cheapest Retailer
-
$4,946 SGD
B
Retailer 2
-
$5,106 SGD
View
B
Retailer 3
-
$5,188 SGD
View
Final sale: no returns
B+
Retailer 4
-
$5,325 SGD
View
B+
Retailer 5
-
$5,326 SGD
View
B
Retailer 6
-
$5,588 SGD
View
B
Retailer 7
-
$6,017 SGD
View
B
Retailer 8
-
$6,075 SGD
View
B
Retailer 9
-
$6,075 SGD
View
B
Retailer 10
-
$6,123 SGD
View
Retailer 11
-
$6,253 SGD
View
Price last confirmed 29 days ago
B
Retailer 12
-
$6,280 SGD
View
Retailer 13
-
$6,850 SGD
View
Price last confirmed 23 days ago
B
Retailer 14
-
$6,980 SGD
View
B
Retailer 15
-
$7,568 SGD
View
Most Expensive
B
MOH London
2B896FE34 · Nov 4
$9,854 SGD
£6,054 GBP
View
15 more retailers have this diamond
Prices start from $4,946 SGDSave up to $4,908 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+
1.30ct Heart
$4,946 SGD