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Cushion|Natural|GIA

1.20ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 2547713629

Certificate GIA 2547713629

Diamond specifications and retailer prices

From $3,152 AUD
As of November 6, 2026
Save $3,744 AUD (54%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,896 AUD at MOH London · As of November 4, 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 D 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 2547713629. Listed at 11 retailers as of November 4, 2026, with prices from $3,152 to $6,896, a $3,744 spread on the same certified stone. MOH London lists it at $6,896. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2547713629
Dimensions5.90 × 5.84 × 3.84 mm
L/W Ratio1.01
Top View
5.90 mm5.84 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2547713629
Side View
Table 69.0%CrownGirdle: ThickPavilionCulet: NoneDepth 65.8%

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: $6,896 AUD|Low: $3,152 AUD|High: $6,989 AUD|Avg: $4,304 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$3,152 AUD
Retailer 9$3,643 AUD
Retailer 10$3,665 AUD
Retailer 7$3,799 AUD
Retailer 3$3,829 AUD
Retailer 5$4,177 AUD
Retailer 8$4,283 AUD
Retailer 6$4,817 AUD
Retailer 4$4,900 AUD
MOH London$6,896 AUD

24 data points across 10 retailers

11 retailers$3,152 AUD to $6,896 AUD

A
Cheapest Retailer
-
$3,152 AUD
A
Retailer 2
-
$3,643 AUD
View
Final sale: no returns
A
Retailer 3
-
$3,665 AUD
View
A
Retailer 4
-
$3,743 AUD
View
A
Retailer 5
-
$3,799 AUD
View
A
Retailer 6
-
$3,829 AUD
View
B+
Retailer 7
-
$4,177 AUD
View
B+
Retailer 8
-
$4,283 AUD
View
B+
Retailer 9
-
$4,817 AUD
View
B+
Retailer 10
-
$4,900 AUD
View
Most Expensive
B
MOH London
1F3E3F998 · Nov 4
$6,896 AUD
£3,731 GBP
View
10 more retailers have this diamond
Prices start from $3,152 AUDSave up to $3,744 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
$3,152 AUD