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Cushion|Natural|GIA

1.00ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 6551213732

Certificate GIA 6551213732

Diamond specifications and retailer prices

From $947 SGD
As of November 6, 2026
Save $392 SGD (29%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,340 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551213732. Listed at 6 retailers as of November 6, 2026, with prices from $947 to $1,340, a $392 spread on the same certified stone. GemTrove lists it at $1,340. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551213732
Dimensions5.61 × 5.38 × 3.72 mm
L/W Ratio1.04
Top View
5.61 mm5.38 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551213732
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,340 SGD|Low: $855 SGD|High: $1,340 SGD|Avg: $1,094 SGD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$947 SGD
Retailer 5$960 SGD
Retailer 3$1,046 SGD
Retailer 4$1,083 SGD
Retailer 2$1,121 SGD
GemTrove$1,340 SGD

41 data points across 6 retailers

6 retailers$947 SGD to $1,340 SGD

A
Cheapest Retailer
-
$947 SGD
A
Retailer 2
-
$960 SGD
View
Final sale: no returns
A
Retailer 3
-
$1,046 SGD
View
A
Retailer 4
-
$1,083 SGD
View
A
Retailer 5
-
$1,121 SGD
View
Most Expensive
B+
GemTrove
GT-N-00979289-98 · Nov 6
$1,340 SGD
A$1,608 AUD
View
5 more retailers have this diamond
Prices start from $947 SGDSave up to $392 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
$947 SGD