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Cushion|Natural|GIA

1.00ct G SI2 Cushion Natural Diamond

EX • G/SI2 • GIA 6545313333

Certificate GIA 6545313333

Diamond specifications and retailer prices

From $1,301 SGD
As of November 6, 2026
Save $519 SGD (29%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,820 SGD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded G 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 6545313333. Listed at 7 retailers as of November 6, 2026, with prices from $1,301 to $1,820, a $519 spread on the same certified stone. Brilliant Earth lists it at $1,820. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545313333
Dimensions5.66 × 5.47 × 3.71 mm
L/W Ratio1.03
Top View
5.66 mm5.47 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545313333
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,820 SGD|Low: $1,184 SGD|High: $2,063 SGD|Avg: $1,533 SGD|-11.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$1,301 SGD
Retailer 3$1,305 SGD
Retailer 4$1,357 SGD
Retailer 2$1,430 SGD
Retailer 5$1,492 SGD
Retailer 7$1,756 SGD
Brilliant Earth$1,820 SGD

40 data points across 7 retailers

7 retailers$1,301 SGD to $1,820 SGD

A
Cheapest Retailer
-
$1,301 SGD
A
Retailer 2
-
$1,305 SGD
View
Final sale: no returns
A
Retailer 3
-
$1,357 SGD
View
A
Retailer 4
-
$1,430 SGD
View
A
Retailer 5
-
$1,492 SGD
View
A
Retailer 6
-
$1,756 SGD
View
Most Expensive
A
Brilliant Earth
18008635A · Nov 6
$1,820 SGD
$1,420 USD
View
6 more retailers have this diamond
Prices start from $1,301 SGDSave up to $519 SGD

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
$1,301 SGD