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Round|Natural|GIA

1.30ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7451297901

Certificate GIA 7451297901

Diamond specifications and retailer prices

From $5,312 SGD
As of November 4, 2026
Save $7,956 SGD (60%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $13,268 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7451297901. Listed at 14 retailers as of November 4, 2026, with prices from $5,312 to $13,268, a $7,956 spread on the same certified stone. Diamond Quarter lists it at $13,268. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7451297901
Dimensions7.06 × 7.01 × 4.28 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.06 mm7.01 mm1.30 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7451297901
Side View
Table 60.0%Crown 33°Girdle: ThickPavilion 41.4°Culet: NoneDepth 60.9%

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 4
Current: $6,601 SGD|Low: $4,684 SGD|High: $10,835 SGD|Avg: $6,809 SGD|+0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 4$5,371 SGD
Retailer 6$5,403 SGD
Retailer 5$5,621 SGD
Retailer 9$5,669 SGD
Retailer 3$6,454 SGD
Retailer 1$6,601 SGD
Retailer 7$7,419 SGD
Retailer 8$7,998 SGD
Retailer 2$10,677 SGD

38 data points across 9 retailers

14 retailers$5,312 SGD to $13,268 SGD

A
Cheapest Retailer
-
$5,312 SGD
A
Retailer 2
-
$5,371 SGD
View
A
Retailer 3
-
$5,403 SGD
View
A
Retailer 4
-
$5,621 SGD
View
Final sale: no returns
A
Retailer 5
-
$5,669 SGD
View
A
Retailer 6
-
$6,454 SGD
View
A
Retailer 7
-
$6,601 SGD
View
B+
Retailer 8
-
$6,834 SGD
View
B+
Retailer 9
-
$6,834 SGD
View
B+
Retailer 10
-
$7,063 SGD
View
Retailer 11
-
$7,419 SGD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$10,677 SGD
View
Retailer 13
-
$11,243 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
Diamond Quarter
1.3SI2D7401BFFEN · Nov 5
$13,268 SGD
£8,179 GBP
View
13 more retailers have this diamond
Prices start from $5,312 SGDSave up to $7,956 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
$5,312 SGD