Round|Natural|GIA

1.30ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7451297901

Certificate GIA 7451297901

Diamond specifications and retailer prices

From $4,159 USD
As of November 4, 2026
Save $6,229 USD (60%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $10,388 USD 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 $4,159 to $10,388, a $6,229 spread on the same certified stone. Diamond Quarter lists it at $10,388. 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
Color
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: $5,168 USD|Low: $3,667 USD|High: $8,483 USD|Avg: $5,331 USD|+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$4,205 USD
Retailer 6$4,230 USD
Retailer 5$4,401 USD
Retailer 9$4,438 USD
Retailer 3$5,053 USD
Retailer 1$5,168 USD
Retailer 7$5,808 USD
Retailer 8$6,262 USD
Retailer 2$8,359 USD

38 data points across 9 retailers

14 retailers$4,159 USD to $10,388 USD

A
Cheapest Retailer
-
$4,159 USD
A
Retailer 2
-
$4,205 USD
View
A
Retailer 3
-
$4,230 USD
View
A
Retailer 4
-
$4,401 USD
View
Final sale: no returns
A
Retailer 5
-
$4,438 USD
View
A
Retailer 6
-
$5,053 USD
View
A
Retailer 7
-
$5,168 USD
View
B+
Retailer 8
-
$5,350 USD
View
B+
Retailer 9
-
$5,350 USD
View
B+
Retailer 10
-
$5,530 USD
View
Retailer 11
-
$5,808 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$8,359 USD
View
Retailer 13
-
$8,802 USD
View
Price last confirmed 20 days ago
Most Expensive
B
Diamond Quarter
1.3SI2D7401BFFEN · Nov 5
$10,388 USD
£8,179 GBP
View
13 more retailers have this diamond
Prices start from $4,159 USDSave up to $6,229 USD

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
$4,159 USD