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Heart|Natural|GIA

1.30ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 2538460845

Certificate GIA 2538460845

Diamond specifications and retailer prices

From $3,049 SGD
As of November 6, 2026
Save $3,792 SGD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,841 SGD at MOH London · As of November 2, 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 D 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 2538460845. Listed at 16 retailers as of November 2, 2026, with prices from $3,049 to $6,841, a $3,792 spread on the same certified stone. MOH London lists it at $6,841. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle42.64°
Pavilion angle38.14°
OriginNatural
Grading LabGIA
CertificateGIA 2538460845
Dimensions6.55 × 7.37 × 4.40 mm
L/W Ratio1.13
Top View
6.55 mm7.37 mm1.30 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2538460845
Side View
Table 59.0%Crown 42.64°Girdle: STK-THKPavilion 38.14°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,841 SGD|Low: $3,049 SGD|High: $6,924 SGD|Avg: $4,344 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$3,049 SGD
Retailer 8$3,776 SGD
Retailer 3$3,968 SGD
Retailer 7$4,091 SGD
Retailer 9$4,091 SGD
Retailer 4$4,233 SGD
Retailer 6$4,249 SGD
Retailer 10$4,382 SGD
Retailer 5$4,993 SGD
MOH London$6,841 SGD

37 data points across 10 retailers

16 retailers$3,049 SGD to $6,841 SGD

A
Cheapest Retailer
-
$3,049 SGD
A
Retailer 2
-
$3,664 SGD
View
A
Retailer 3
-
$3,665 SGD
View
A
Retailer 4
-
$3,765 SGD
View
A
Retailer 5
-
$3,776 SGD
View
Final sale: no returns
A
Retailer 6
-
$3,968 SGD
View
A
Retailer 7
-
$4,091 SGD
View
Retailer 8
-
$4,091 SGD
View
Price last confirmed 29 days ago
A
Retailer 9
-
$4,233 SGD
View
A
Retailer 10
-
$4,249 SGD
View
Retailer 11
-
$4,382 SGD
View
Price last confirmed 35 days ago
A
Retailer 12
-
$4,564 SGD
View
Retailer 13
-
$4,720 SGD
View
Price last confirmed 48 days ago
Retailer 14
-
$4,720 SGD
View
Price last confirmed 52 days ago
A
Retailer 15
-
$4,993 SGD
View
Most Expensive
B+
MOH London
CBC279E94 · Nov 2
$6,841 SGD
£4,203 GBP
View
15 more retailers have this diamond
Prices start from $3,049 SGDSave up to $3,792 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.

A
1.30ct Heart
$3,049 SGD