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Cushion|Natural|GIA

1.20ct I SI1 Cushion Natural Diamond

ID • I/SI1 • GIA 6441267140

Certificate GIA 6441267140

Diamond specifications and retailer prices

From $2,981 AUD
As of November 6, 2026
Save $4,010 AUD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,990 AUD at MOH London · As of November 7, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded I 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 6441267140. Listed at 16 retailers as of November 6, 2026, with prices from $2,981 to $6,990, a $4,010 spread on the same certified stone. MOH London lists it at $6,990. 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

1.20
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6441267140
Dimensions6.01 × 5.96 × 4.16 mm
L/W Ratio1.01
Top View
6.01 mm5.96 mm1.20 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6441267140
Side View
Table 63.0%CrownGirdle: Ext. ThickPavilionCulet: NoneDepth 69.8%

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 6
Current: $6,990 AUD|Low: $2,962 AUD|High: $7,105 AUD|Avg: $4,181 AUD|-1.6%
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
Retailer 14
Retailer 15
Retailer 16
November 7, 2026
Retailer 13$2,981 AUD
Retailer 4$3,548 AUD
Retailer 16$3,593 AUD
Retailer 15$3,703 AUD
Retailer 5$3,719 AUD
Retailer 9$3,892 AUD
Retailer 6$3,944 AUD
Retailer 14$4,013 AUD
Retailer 11$4,154 AUD
Retailer 8$4,218 AUD
Retailer 2$4,245 AUD
Retailer 7$4,366 AUD
Retailer 3$4,494 AUD
Retailer 10$4,670 AUD
Retailer 12$4,896 AUD
MOH London$6,990 AUD

32 data points across 16 retailers

16 retailers$2,981 AUD to $6,990 AUD

A
Cheapest Retailer
-
$2,981 AUD
B+
Retailer 2
-
$3,548 AUD
View
B+
Retailer 3
-
$3,593 AUD
View
B+
Retailer 4
-
$3,703 AUD
View
Final sale: no returns
B+
Retailer 5
-
$3,719 AUD
View
B+
Retailer 6
-
$3,892 AUD
View
B+
Retailer 7
-
$3,944 AUD
View
Retailer 8
-
$4,013 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$4,154 AUD
View
B+
Retailer 10
-
$4,218 AUD
View
B+
Retailer 11
-
$4,245 AUD
View
B
Retailer 12
-
$4,366 AUD
View
Retailer 13
-
$4,494 AUD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
$4,670 AUD
View
B+
Retailer 15
-
$4,896 AUD
View
Most Expensive
B
MOH London
7575DD6AF · Nov 7
$6,990 AUD
£3,782 GBP
View
15 more retailers have this diamond
Prices start from $2,981 AUDSave up to $4,010 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
1.20ct Cushion
$2,981 AUD