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Cushion|Natural|GIA

1.30ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 2215010439

Certificate GIA 2215010439

Diamond specifications and retailer prices

From $4,427 AUD
As of November 4, 2026
Save $5,206 AUD (54%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $9,634 AUD at MOH London · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2215010439. Listed at 26 retailers as of November 1, 2026, with prices from $4,427 to $9,634, a $5,206 spread on the same certified stone. MOH London lists it at $9,634. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2215010439
Dimensions6.23 × 5.86 × 4.07 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizeNone
Top View
6.23 mm5.86 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2215010439
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.4%

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 4
Current: $9,634 AUD|Low: $4,455 AUD|High: $9,750 AUD|Avg: $6,073 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 3$4,455 AUD
Retailer 10$4,579 AUD
Retailer 8$4,708 AUD
Retailer 4$5,108 AUD
Retailer 11$5,219 AUD
Retailer 5$5,849 AUD
Retailer 9$6,169 AUD
Retailer 6$6,482 AUD
Retailer 7$7,031 AUD
Retailer 2$7,261 AUD
MOH London$9,634 AUD

46 data points across 11 retailers

26 retailers$4,427 AUD to $9,634 AUD

A
Cheapest Retailer
-
$4,427 AUD
A
Retailer 2
-
$4,455 AUD
View
A
Retailer 3
-
$4,539 AUD
View
A
Retailer 4
-
$4,579 AUD
View
Final sale: no returns
A
Retailer 5
-
$4,633 AUD
View
A
Retailer 6
-
$4,708 AUD
View
A
Retailer 7
-
$4,791 AUD
View
A
Retailer 8
-
$4,959 AUD
View
Retailer 9
-
$5,108 AUD
View
Retailer 10
-
$5,219 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$5,225 AUD
View
B+
Retailer 12
-
$5,580 AUD
View
B+
Retailer 13
-
$5,676 AUD
View
B+
Retailer 14
-
$5,676 AUD
View
B+
Retailer 15
-
$5,849 AUD
View
B+
Retailer 16
-
$5,909 AUD
View
B+
Retailer 17
-
$5,909 AUD
View
B+
Retailer 18
-
$6,098 AUD
View
Retailer 19
-
$6,169 AUD
View
Price last confirmed 30 days ago
B+
Retailer 20
-
$6,482 AUD
View
Retailer 21
-
$6,520 AUD
View
Price last confirmed 15 days ago
B+
Retailer 22
-
$6,773 AUD
View
B+
Retailer 23
-
$7,031 AUD
View
Retailer 24
-
$7,261 AUD
View
B
Retailer 25
-
$8,325 AUD
View
Most Expensive
B
MOH London
B1E5FC9E3 · Nov 1
$9,634 AUD
£5,212 GBP
View
25 more retailers have this diamond
Prices start from $4,427 AUDSave up to $5,206 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
$4,427 AUD