Cushion|Natural|GIA

1.30ct G SI1 Cushion Natural Diamond

ID • G/SI1 • GIA 7426459003

Certificate GIA 7426459003

Diamond specifications and retailer prices

From €3,471 EUR
As of November 6, 2026
Save €3,793 EUR (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €7,264 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7426459003. Listed at 11 retailers as of November 4, 2026, with prices from €3,471 to €7,264, a €3,793 spread on the same certified stone. MOH London lists it at €7,264. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7426459003
Dimensions6.38 × 5.87 × 4.07 mm
L/W Ratio1.09
Top View
6.38 mm5.87 mm1.30 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7426459003
Side View
Table 63.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 69.2%

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: €7,264 EUR|Low: €3,471 EUR|High: €7,371 EUR|Avg: €4,672 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7€3,471 EUR
Retailer 8€3,613 EUR
Retailer 5€4,142 EUR
Retailer 6€4,384 EUR
Retailer 2€4,502 EUR
Retailer 4€4,609 EUR
Retailer 3€5,154 EUR
MOH London€7,264 EUR

44 data points across 8 retailers

11 retailers€3,471 EUR to €7,264 EUR

A
Cheapest Retailer
-
€3,471 EUR
B+
Retailer 2
-
€3,613 EUR
View
B+
Retailer 3
-
€3,891 EUR
View
B+
Retailer 4
-
€4,113 EUR
View
Retailer 5
-
€4,142 EUR
View
Price last confirmed 9 days ago
B
Retailer 6
-
€4,384 EUR
View
B+
Retailer 7
-
€4,502 EUR
View
Retailer 8
-
€4,609 EUR
View
Price last confirmed 29 days ago
Retailer 9
-
€5,048 EUR
View
Price last confirmed 15 days ago
B
Retailer 10
-
€5,154 EUR
View
Most Expensive
B
MOH London
FB5C5F0BE · Nov 4
€7,264 EUR
£6,386 GBP
View
10 more retailers have this diamond
Prices start from €3,471 EURSave up to €3,793 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 Cushion
€3,471 EUR