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Round|Natural|GIA

1.30ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7493452927

Certificate GIA 7493452927

Diamond specifications and retailer prices

From $3,681 SGD
As of November 6, 2026
Save $5,827 SGD (61%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,508 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7493452927. Listed at 18 retailers as of November 5, 2026, with prices from $3,681 to $9,508, a $5,827 spread on the same certified stone. Diamond Quarter lists it at $9,508. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7493452927
Dimensions6.98 × 6.93 × 4.35 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Top View
6.98 mm6.93 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7493452927
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: $3,968 SGD|Low: $3,729 SGD|High: $7,008 SGD|Avg: $4,574 SGD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$3,729 SGD
Retailer 8$3,827 SGD
Retailer 1$3,968 SGD
Retailer 2$4,264 SGD
Retailer 9$4,445 SGD
Retailer 4$4,793 SGD
Retailer 3$4,818 SGD
Retailer 5$5,061 SGD
Retailer 6$6,916 SGD

36 data points across 9 retailers

18 retailers$3,681 SGD to $9,508 SGD

A
Cheapest Retailer
-
$3,681 SGD
A
Retailer 2
-
$3,729 SGD
View
A
Retailer 3
-
$3,827 SGD
View
Final sale: no returns
A
Retailer 4
-
$3,968 SGD
View
A
Retailer 5
-
$4,018 SGD
View
Retailer 6
-
$4,146 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$4,146 SGD
View
A
Retailer 8
-
$4,264 SGD
View
A
Retailer 9
-
$4,306 SGD
View
Retailer 10
-
$4,445 SGD
View
Price last confirmed 33 days ago
A
Retailer 11
-
$4,614 SGD
View
B+
Retailer 12
-
$4,784 SGD
View
A
Retailer 13
-
$4,793 SGD
View
A
Retailer 14
-
$4,818 SGD
View
B+
Retailer 15
-
$5,061 SGD
View
B+
Retailer 16
-
$6,916 SGD
View
B
Retailer 17
-
$7,224 SGD
View
Most Expensive
B
Diamond Quarter
1.3SI1H74271285N · Nov 5
$9,508 SGD
£5,842 GBP
View
17 more retailers have this diamond
Prices start from $3,681 SGDSave up to $5,827 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
$3,681 SGD