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Cushion|Natural|GIA

1.20ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6545726082

Certificate GIA 6545726082

Diamond specifications and retailer prices

From $3,781 AUD
HK$20,700 HKD
As of November 2, 2026
Save $5,271 AUD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,052 AUD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded H 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 6545726082. Listed at 18 retailers as of October 28, 2026, with prices from $3,781 to $9,052, a $5,271 spread on the same certified stone. Queensmith lists it at $9,052. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6545726082
Dimensions7.34 × 5.29 × 3.70 mm
L/W Ratio1.39
Top View
7.34 mm5.29 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545726082
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $9,052 AUD|Low: $3,781 AUD|High: $9,088 AUD|Avg: $5,507 AUD|+2.3%
Queensmith
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
November 3, 2026
Retailer 11$3,781 AUD
Retailer 10$3,953 AUD
Retailer 5$4,462 AUD
Retailer 4$4,529 AUD
Retailer 14$4,577 AUD
Retailer 3$5,004 AUD
Retailer 13$5,167 AUD
Retailer 2$5,184 AUD
Retailer 9$5,265 AUD
Retailer 6$5,305 AUD
Retailer 7$5,409 AUD
Retailer 12$5,806 AUD
Retailer 15$6,152 AUD
Retailer 8$8,294 AUD
Queensmith$9,052 AUD

28 data points across 15 retailers

18 retailers$3,781 AUD to $9,052 AUD

B+
Cheapest Retailer
-
$3,781 AUD
HK$20,700 HKD
B+
Retailer 2
-
$3,953 AUD
₹263,813 INR
View
B+
Retailer 3
-
$4,462 AUD
SGD 4,226 SGD
View
B+
Retailer 4
-
$4,529 AUD
$3,174 USD
View
B+
Retailer 5
-
$4,577 AUD
$3,208 USD
View
Final sale: no returns
B+
Retailer 6
-
$4,722 AUD
$3,309 USD
View
B+
Retailer 7
-
$4,723 AUD
$3,310 USD
View
B+
Retailer 8
-
$5,004 AUD
$3,507 USD
View
B
Retailer 9
-
$5,034 AUD
View
B
Retailer 10
-
$5,167 AUD
$3,621 USD
View
B+
Retailer 11
-
$5,184 AUD
£2,861 GBP
View
B
Retailer 12
-
$5,265 AUD
$3,690 USD
View
B
Retailer 13
-
$5,305 AUD
SGD 5,024 SGD
View
Price last confirmed 7 days ago
Retailer 14
-
$5,409 AUD
View
Price last confirmed 25 days ago
B
Retailer 15
-
$5,806 AUD
€3,875 EUR
View
B
Retailer 16
-
$6,152 AUD
ZAR 69,650 ZAR
View
B
Retailer 17
-
$8,294 AUD
£4,577 GBP
View
Most Expensive
B
Queensmith
6545726082 · Oct 28
$9,052 AUD
£4,995 GBP
View
17 more retailers have this diamond
Prices start from $3,781 AUDSave up to $5,271 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.

B+
1.20ct Cushion
$3,781 AUD