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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 $2,872 USD
As of November 6, 2026
Save $4,547 USD (61%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,419 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 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 $2,872 to $7,419, a $4,547 spread on the same certified stone. Diamond Quarter lists it at $7,419. 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
Color
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: $3,096 USD|Low: $2,910 USD|High: $5,468 USD|Avg: $3,569 USD|-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$2,910 USD
Retailer 8$2,986 USD
Retailer 1$3,096 USD
Retailer 2$3,327 USD
Retailer 9$3,468 USD
Retailer 4$3,740 USD
Retailer 3$3,759 USD
Retailer 5$3,949 USD
Retailer 6$5,396 USD

36 data points across 9 retailers

18 retailers$2,872 USD to $7,419 USD

A
Cheapest Retailer
-
$2,872 USD
A
Retailer 2
-
$2,910 USD
View
A
Retailer 3
-
$2,986 USD
View
Final sale: no returns
A
Retailer 4
-
$3,096 USD
View
A
Retailer 5
-
$3,135 USD
View
Retailer 6
-
$3,235 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$3,235 USD
View
A
Retailer 8
-
$3,327 USD
View
A
Retailer 9
-
$3,360 USD
View
Retailer 10
-
$3,468 USD
View
Price last confirmed 33 days ago
A
Retailer 11
-
$3,600 USD
View
B+
Retailer 12
-
$3,733 USD
View
A
Retailer 13
-
$3,740 USD
View
A
Retailer 14
-
$3,759 USD
View
B+
Retailer 15
-
$3,949 USD
View
B+
Retailer 16
-
$5,396 USD
View
B
Retailer 17
-
$5,637 USD
View
Most Expensive
B
Diamond Quarter
1.3SI1H74271285N · Nov 5
$7,419 USD
£5,842 GBP
View
17 more retailers have this diamond
Prices start from $2,872 USDSave up to $4,547 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
$2,872 USD