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Cushion|Natural|GIA

1.00ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2546372813

Certificate GIA 2546372813

Diamond specifications and retailer prices

From $2,359 AUD
₹157,826 INR
As of November 1, 2026
Save $3,887 AUD (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,247 AUD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1ct natural cushion diamond

This 1ct 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 2546372813. Listed at 15 retailers as of October 28, 2026, with prices from $2,359 to $6,247, a $3,887 spread on the same certified stone. Queensmith lists it at $6,247. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546372813
Dimensions6.69 × 4.88 × 3.23 mm
L/W Ratio1.37
Top View
6.69 mm4.88 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546372813
Side View
Table 63.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 66.2%

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 1
Current: $6,247 AUD|Low: $2,359 AUD|High: $6,500 AUD|Avg: $3,620 AUD|-3.9%
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 2, 2026
Retailer 10$2,359 AUD
Retailer 5$2,715 AUD
Retailer 3$2,767 AUD
Retailer 4$2,812 AUD
Retailer 2$2,869 AUD
Retailer 15$2,941 AUD
Retailer 7$3,075 AUD
Retailer 13$3,075 AUD
Retailer 14$3,138 AUD
Retailer 9$3,227 AUD
Retailer 6$3,467 AUD
Retailer 12$3,615 AUD
Retailer 8$4,016 AUD
Retailer 11$5,153 AUD
Queensmith$6,247 AUD

19 data points across 15 retailers

15 retailers$2,359 AUD to $6,247 AUD

A
Cheapest Retailer
-
$2,359 AUD
₹157,826 INR
A
Retailer 2
-
$2,715 AUD
$1,907 USD
View
Final sale: no returns
A
Retailer 3
-
$2,767 AUD
$1,944 USD
View
B+
Retailer 4
-
$2,812 AUD
$1,975 USD
View
B+
Retailer 5
-
$2,869 AUD
£1,587 GBP
View
B+
Retailer 6
-
$2,941 AUD
$2,066 USD
View
B+
Retailer 7
-
$3,075 AUD
$2,160 USD
View
B+
Retailer 8
-
$3,075 AUD
$2,160 USD
View
B+
Retailer 9
-
$3,138 AUD
$2,204 USD
View
B+
Retailer 10
-
$3,227 AUD
£1,785 GBP
View
B+
Retailer 11
-
$3,467 AUD
$2,435 USD
View
B+
Retailer 12
-
$3,615 AUD
ZAR 41,025 ZAR
View
B+
Retailer 13
-
$4,016 AUD
€2,687 EUR
View
B
Retailer 14
-
$5,153 AUD
£2,850 GBP
View
Most Expensive
B
Queensmith
2546372813 · Oct 28
$6,247 AUD
£3,455 GBP
View
14 more retailers have this diamond
Prices start from $2,359 AUDSave up to $3,887 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
1.00ct Cushion
$2,359 AUD