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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 €3,394 EUR
As of November 5, 2026
Save €3,643 EUR (52%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €7,037 EUR at MOH London · As of November 2, 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 November 2, 2026, with prices from €3,394 to €7,037, a €3,643 spread on the same certified stone. MOH London lists it at €7,037. 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
Colour
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: Nov 5
Current: €7,037 EUR|Low: €3,394 EUR|High: €7,074 EUR|Avg: €4,531 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 6, 2026
Retailer 9€3,394 EUR
Retailer 4€3,531 EUR
Retailer 8€3,779 EUR
Retailer 7€4,069 EUR
Retailer 12€4,359 EUR
Retailer 3€4,496 EUR
Retailer 13€4,496 EUR
Retailer 5€4,648 EUR
Retailer 6€4,673 EUR
Retailer 2€4,796 EUR
Retailer 11€4,877 EUR
Retailer 10€5,086 EUR
MOH London€7,037 EUR

8 data points across 13 retailers

14 retailers€3,394 EUR to €7,037 EUR

A
Cheapest Retailer
-
€3,394 EUR
A
Retailer 2
-
€3,531 EUR
View
A
Retailer 3
-
€3,653 EUR
View
A
Retailer 4
-
€3,779 EUR
View
B+
Retailer 5
-
€4,069 EUR
View
B+
Retailer 6
-
€4,359 EUR
View
B+
Retailer 7
-
€4,389 EUR
View
B+
Retailer 8
-
€4,496 EUR
View
B+
Retailer 9
-
€4,496 EUR
View
B+
Retailer 10
-
€4,648 EUR
View
B+
Retailer 11
-
€4,673 EUR
View
B+
Retailer 12
-
€4,796 EUR
View
B
Retailer 13
-
€5,086 EUR
View
Most Expensive
B
MOH London
4F069E727 · Nov 2
€7,037 EUR
£6,186 GBP
View
13 more retailers have this diamond
Prices start from €3,394 EURSave up to €3,643 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
€3,394 EUR