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Cushion|Natural|GIA

1.30ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 2141663019

Certificate GIA 2141663019

Diamond specifications and retailer prices

From $5,921 AUD
$4,159 USD
As of October 30, 2026
Save $5,961 AUD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $11,882 AUD at MOH London · As of October 29, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2141663019. Listed at 7 retailers as of October 29, 2026, with prices from $5,921 to $11,882, a $5,961 spread on the same certified stone. MOH London lists it at $11,882. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2141663019
Dimensions6.27 × 6.17 × 4.05 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizeNone
Top View
6.27 mm6.17 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 2141663019
Side View
Table 66.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 65.7%

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: Oct 30
Current: $11,882 AUD|Low: $5,921 AUD|High: $11,960 AUD|Avg: $8,232 AUD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5$5,921 AUD
Retailer 4$7,156 AUD
Retailer 2$7,478 AUD
Retailer 3$8,386 AUD
MOH London$11,882 AUD

39 data points across 5 retailers

7 retailers$5,921 AUD to $11,882 AUD

A
Cheapest Retailer
-
$5,921 AUD
$4,159 USD
A
Retailer 2
-
$5,990 AUD
$4,208 USD
View
B+
Retailer 3
-
$6,186 AUD
View
B+
Retailer 4
-
$7,156 AUD
$5,027 USD
View
B+
Retailer 5
-
$7,478 AUD
£4,136 GBP
View
B
Retailer 6
-
$8,386 AUD
€5,610 EUR
View
Most Expensive
B
MOH London
61CF399E0 · Oct 29
$11,882 AUD
£6,572 GBP
View
6 more retailers have this diamond
Prices start from $5,921 AUDSave up to $5,961 AUD

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
$5,921 AUD