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1.30ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2446358918

Certificate GIA 2446358918

Diamond specifications and retailer prices

From $3,582 SGD
As of November 6, 2026
Save $4,706 SGD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,288 SGD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2446358918. Listed at 14 retailers as of November 5, 2026, with prices from $3,582 to $8,288, a $4,706 spread on the same certified stone. Diamond Quarter lists it at $8,288. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2446358918
Dimensions6.96 × 6.93 × 4.35 mm
L/W Ratio1.00
Top View
6.96 mm6.93 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2446358918
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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: $3,720 SGD|Low: $3,582 SGD|High: $6,983 SGD|Avg: $4,563 SGD|-4.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 14$3,582 SGD
Retailer 11$3,601 SGD
Retailer 6$3,691 SGD
Retailer 1$3,720 SGD
Retailer 5$4,000 SGD
Retailer 7$4,088 SGD
Retailer 13$4,154 SGD
Retailer 12$4,182 SGD
Retailer 9$4,589 SGD
Retailer 3$4,615 SGD
Retailer 2$4,648 SGD
Retailer 8$4,653 SGD
Retailer 10$6,669 SGD
Retailer 4$6,968 SGD

28 data points across 14 retailers

14 retailers$3,582 SGD to $8,288 SGD

A
Cheapest Retailer
-
$3,582 SGD
A
Retailer 2
-
$3,601 SGD
View
A
Retailer 3
-
$3,691 SGD
View
Final sale: no returns
A
Retailer 4
-
$3,720 SGD
View
A
Retailer 5
-
$4,000 SGD
View
A
Retailer 6
-
$4,088 SGD
View
A
Retailer 7
-
$4,154 SGD
View
A
Retailer 8
-
$4,182 SGD
View
A
Retailer 9
-
$4,589 SGD
View
B+
Retailer 10
-
$4,615 SGD
View
A
Retailer 11
-
$4,653 SGD
View
B+
Retailer 12
-
$6,669 SGD
View
B
Retailer 13
-
$6,968 SGD
View
Most Expensive
B
Diamond Quarter
1.3SI2H24182CB9N · Nov 5
$8,288 SGD
£5,092 GBP
View
13 more retailers have this diamond
Prices start from $3,582 SGDSave up to $4,706 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 Round
$3,582 SGD