Round|Natural|GIA

1.30ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 7518928166

Certificate GIA 7518928166

Diamond specifications and retailer prices

From €3,827 EUR
$4,259 USD
As of October 28, 2026
Save €4,274 EUR (53%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: €8,101 EUR at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7518928166. Listed at 28 retailers as of October 27, 2026, with a 112% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7518928166
Dimensions6.87 × 6.94 × 4.34 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Top View
6.87 mm6.94 mm1.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 7518928166
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

Caratlytics Score

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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: Oct 28
Current: €4,680 EUR|Low: €3,712 EUR|High: €7,807 EUR|Avg: €5,085 EUR|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 4€3,827 EUR
Retailer 11€3,958 EUR
Retailer 2€4,049 EUR
Retailer 9€4,387 EUR
Retailer 12€4,644 EUR
Retailer 1€4,680 EUR
Retailer 5€4,687 EUR
Retailer 3€4,882 EUR
Retailer 10€5,306 EUR
Retailer 7€5,473 EUR
Retailer 8€5,898 EUR
Retailer 6€7,755 EUR

35 data points across 12 retailers

28 retailers€3,827 EUR to €8,101 EUR

A
Cheapest Retailer
-
€3,827 EUR
$4,259 USD
A
Retailer 2
-
€3,958 EUR
$4,405 USD
View
A
Retailer 3
-
€4,049 EUR
$4,507 USD
View
Final sale: no returns
A
Retailer 4
-
€4,133 EUR
$4,600 USD
View
A
Retailer 5
-
€4,387 EUR
$4,883 USD
View
A
Retailer 6
-
€4,387 EUR
$4,883 USD
View
Price last confirmed 42 days ago
A
Retailer 7
-
€4,387 EUR
$4,883 USD
View
Price last confirmed 21 days ago
A
Retailer 8
-
€4,387 EUR
$4,883 USD
View
Price last confirmed 13 days ago
A
Retailer 9
-
€4,387 EUR
$4,883 USD
View
Price last confirmed 30 days ago
A
Retailer 10
-
€4,387 EUR
$4,883 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
€4,644 EUR
$5,169 USD
View
B+
Retailer 12
-
€4,644 EUR
$5,169 USD
View
Price last confirmed 20 days ago
A
Retailer 13
-
€4,680 EUR
£4,102 GBP
View
A
Retailer 14
-
€4,687 EUR
£4,108 GBP
View
B+
Retailer 15
-
€4,882 EUR
A$8,360 AUD
View
Price last confirmed 19 days ago
B+
Retailer 16
-
€5,063 EUR
$5,635 USD
View
Price last confirmed 37 days ago
B+
Retailer 17
-
€5,063 EUR
$5,635 USD
View
Price last confirmed 20 days ago
B+
Retailer 18
-
€5,063 EUR
$5,635 USD
View
Price last confirmed 8 days ago
B+
Retailer 19
-
€5,063 EUR
$5,635 USD
View
B+
Retailer 20
-
€5,306 EUR
£4,650 GBP
View
B+
Retailer 21
-
€5,345 EUR
$5,949 USD
View
Price last confirmed 14 days ago
B+
Retailer 22
-
€5,473 EUR
View
B+
Retailer 23
-
€5,898 EUR
ZAR 106,041 ZAR
View
B
Retailer 24
-
€7,755 EUR
£6,796 GBP
View
B
Retailer 25
-
€8,101 EUR
$9,016 USD
View
B
Retailer 26
-
€8,101 EUR
$9,016 USD
View
Price last confirmed 39 days ago
B
Retailer 27
-
€8,101 EUR
$9,016 USD
View
Price last confirmed 32 days ago
Most Expensive
B
NZ Jewellers
2682f6d3-f1db-4e26-aa79-b95c94e1323a · Oct 20
€8,101 EUR
$9,016 USD
View
Price last confirmed 9 days ago
27 more retailers have this diamond
Prices start from €3,827 EURSave up to €4,274 EUR

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
€3,827 EUR