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Round|Natural|GIA

1.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2566500090

Certificate GIA 2566500090

Diamond specifications and retailer prices

From €3,391 EUR
$3,789 USD
As of October 30, 2026
Save €3,641 EUR (52%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €7,032 EUR at MOH London · As of November 1, 2026
View at MOH London

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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566500090. Listed at 14 retailers as of October 30, 2026, with prices from €3,391 to €7,032, a €3,641 spread on the same certified stone. MOH London lists it at €7,032. 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2566500090
Dimensions6.90 × 6.94 × 4.33 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.90 mm6.94 mm1.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566500090
Side View
Table 57.0%Crown 36°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €7,032 EUR|Low: €3,391 EUR|High: €7,070 EUR|Avg: €4,526 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8€3,391 EUR
Retailer 4€3,529 EUR
Retailer 7€3,777 EUR
Retailer 10€4,066 EUR
Retailer 12€4,356 EUR
Retailer 6€4,362 EUR
Retailer 3€4,493 EUR
Retailer 13€4,493 EUR
Retailer 5€4,646 EUR
Retailer 2€4,696 EUR
Retailer 11€4,874 EUR
Retailer 9€5,082 EUR
MOH London€7,032 EUR

4 data points across 13 retailers

14 retailers€3,391 EUR to €7,032 EUR

A
Cheapest Retailer
-
€3,391 EUR
$3,789 USD
A
Retailer 2
-
€3,529 EUR
$3,942 USD
View
A
Retailer 3
-
€3,651 EUR
A$6,275 AUD
View
A
Retailer 4
-
€3,777 EUR
CA$5,860 CAD
View
B+
Retailer 5
-
€4,066 EUR
$4,543 USD
View
B+
Retailer 6
-
€4,356 EUR
$4,867 USD
View
B+
Retailer 7
-
€4,362 EUR
£3,838 GBP
View
B+
Retailer 8
-
€4,386 EUR
$4,900 USD
View
B+
Retailer 9
-
€4,493 EUR
$5,020 USD
View
B+
Retailer 10
-
€4,493 EUR
$5,020 USD
View
B+
Retailer 11
-
€4,646 EUR
$5,190 USD
View
B+
Retailer 12
-
€4,696 EUR
View
B
Retailer 13
-
€5,082 EUR
$5,678 USD
View
Most Expensive
B
MOH London
4F069E727 · Nov 1
€7,032 EUR
£6,186 GBP
View
13 more retailers have this diamond
Prices start from €3,391 EURSave up to €3,641 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
€3,391 EUR