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Cushion|Natural|GIA

1.00ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 2557145738

Certificate GIA 2557145738

Diamond specifications and retailer prices

From $1,491 SGD
As of November 6, 2026
Save $424 SGD (22%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,914 SGD at GemTrove · As of November 7, 2026
View at GemTrove

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557145738. Listed at 6 retailers as of November 6, 2026, with prices from $1,491 to $1,914, a $424 spread on the same certified stone. GemTrove lists it at $1,914. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2557145738
Dimensions5.58 × 5.45 × 3.69 mm
L/W Ratio1.02
Top View
5.58 mm5.45 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557145738
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,914 SGD|Low: $1,332 SGD|High: $1,914 SGD|Avg: $1,650 SGD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$1,491 SGD
Retailer 6$1,492 SGD
Retailer 4$1,556 SGD
Retailer 2$1,646 SGD
Retailer 5$1,705 SGD
GemTrove$1,914 SGD

40 data points across 6 retailers

6 retailers$1,491 SGD to $1,914 SGD

A
Cheapest Retailer
-
$1,491 SGD
Final sale: no returns
A
Retailer 2
-
$1,492 SGD
View
A
Retailer 3
-
$1,556 SGD
View
A
Retailer 4
-
$1,646 SGD
View
A
Retailer 5
-
$1,705 SGD
View
Most Expensive
A
GemTrove
GT-N-00976594-98 · Nov 7
$1,914 SGD
A$2,298 AUD
View
5 more retailers have this diamond
Prices start from $1,491 SGDSave up to $424 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
$1,491 SGD