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Cushion|Natural|GIA

0.67ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2546792557

Certificate GIA 2546792557

Diamond specifications and retailer prices

From $587 AUD
MYR 1,679 MYR
As of October 30, 2026
Save $202 AUD (26%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $789 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 0.67ct natural cushion diamond

This 0.67ct natural cushion sits in the half to three-quarter 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 2546792557. Listed at 4 retailers as of October 30, 2026, with prices from $587 to $789, a $202 spread on the same certified stone. Blue Nile lists it at $789. 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

0.67
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546792557
Dimensions4.92 × 4.87 × 3.28 mm
L/W Ratio1.01
Top View
4.92 mm4.87 mm0.67 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546792557
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $789 AUD|Low: $587 AUD|High: $873 AUD|Avg: $713 AUD|-9.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4$587 AUD
Retailer 3$656 AUD
Retailer 2$753 AUD
Blue Nile$789 AUD

40 data points across 4 retailers

4 retailers$587 AUD to $789 AUD

A
Cheapest Retailer
-
$587 AUD
MYR 1,679 MYR
A
Retailer 2
-
$656 AUD
SGD 623 SGD
View
A
Retailer 3
-
$753 AUD
£416 GBP
View
Most Expensive
A
Blue Nile
28488202 · Oct 31
$789 AUD
$554 USD
View
3 more retailers have this diamond
Prices start from $587 AUDSave up to $202 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
0.67ct Cushion
$587 AUD