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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 $3,042 USD
As of November 4, 2026
Save $3,577 USD (54%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $6,619 USD 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 24 retailers as of November 1, 2026, with prices from $3,042 to $6,619, a $3,577 spread on the same certified stone. MOH London lists it at $6,619. 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
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: $6,619 USD|Low: $2,860 USD|High: $6,699 USD|Avg: $4,133 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 9$3,061 USD
Retailer 7$3,146 USD
Retailer 5$3,235 USD
Retailer 8$3,586 USD
Retailer 2$4,019 USD
Retailer 6$4,239 USD
Retailer 3$4,454 USD
Retailer 4$4,831 USD
MOH London$6,619 USD

46 data points across 9 retailers

24 retailers$3,042 USD to $6,619 USD

A
Cheapest Retailer
-
$3,042 USD
A
Retailer 2
-
$3,061 USD
View
A
Retailer 3
-
$3,119 USD
View
A
Retailer 4
-
$3,146 USD
View
Final sale: no returns
A
Retailer 5
-
$3,183 USD
View
A
Retailer 6
-
$3,235 USD
View
A
Retailer 7
-
$3,292 USD
View
A
Retailer 8
-
$3,407 USD
View
Retailer 9
-
$3,586 USD
View
Price last confirmed 9 days ago
A
Retailer 10
-
$3,590 USD
View
B+
Retailer 11
-
$3,834 USD
View
B+
Retailer 12
-
$3,900 USD
View
B+
Retailer 13
-
$3,900 USD
View
B+
Retailer 14
-
$4,019 USD
View
B+
Retailer 15
-
$4,060 USD
View
B+
Retailer 16
-
$4,060 USD
View
B+
Retailer 17
-
$4,190 USD
View
Retailer 18
-
$4,239 USD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
$4,454 USD
View
Retailer 20
-
$4,480 USD
View
Price last confirmed 15 days ago
B+
Retailer 21
-
$4,654 USD
View
B+
Retailer 22
-
$4,831 USD
View
B
Retailer 23
-
$5,720 USD
View
Most Expensive
B
MOH London
B1E5FC9E3 · Nov 1
$6,619 USD
£5,212 GBP
View
23 more retailers have this diamond
Prices start from $3,042 USDSave up to $3,577 USD

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
$3,042 USD