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Cushion|Natural|GIA

1.21ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 2231944371

Certificate GIA 2231944371

Diamond specifications and retailer prices

From $2,551 AUD
As of November 6, 2026
Save $3,495 AUD (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,046 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231944371. Listed at 7 retailers as of November 4, 2026, with prices from $2,551 to $6,046, a $3,495 spread on the same certified stone. MOH London lists it at $6,046. 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

1.21
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle36.55°
OriginNatural
Grading LabGIA
CertificateGIA 2231944371
Dimensions7.05 × 5.50 × 3.84 mm
L/W Ratio1.28
Top View
7.05 mm5.50 mm1.21 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231944371
Side View
Table 64.0%CrownGirdle: STK-VTKPavilion 36.55°Culet: NoneDepth 69.9%

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: $6,046 AUD|Low: $2,551 AUD|High: $6,719 AUD|Avg: $4,081 AUD|-10.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4$2,551 AUD
Retailer 5$3,199 AUD
Retailer 3$3,497 AUD
Retailer 6$3,791 AUD
Retailer 7$3,886 AUD
Retailer 2$4,240 AUD
MOH London$6,046 AUD

32 data points across 7 retailers

7 retailers$2,551 AUD to $6,046 AUD

A
Cheapest Retailer
-
$2,551 AUD
A
Retailer 2
-
$3,199 AUD
View
B+
Retailer 3
-
$3,497 AUD
View
B+
Retailer 4
-
$3,791 AUD
View
B+
Retailer 5
-
$3,886 AUD
View
B+
Retailer 6
-
$4,240 AUD
View
Most Expensive
B
MOH London
843120019 · Nov 4
$6,046 AUD
£3,271 GBP
View
6 more retailers have this diamond
Prices start from $2,551 AUDSave up to $3,495 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
1.21ct Cushion
$2,551 AUD