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Cushion|Natural|IGI

3.09ct I SI1 Cushion Natural Diamond

EX • I/SI1 • IGI 802612233

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI 802612233

Diamond specifications and retailer prices

From $14,641 SGD
As of November 6, 2026
Save $5,969 SGD (29%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $20,610 SGD at Yorxs · As of November 6, 2026
View at Yorxs

About this 3.09ct natural cushion diamond

This 3.09ct natural cushion sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 802612233. Listed at 4 retailers as of November 6, 2026, with prices from $14,641 to $20,610, a $5,969 spread on the same certified stone. Yorxs lists it at $20,610. 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

3.09
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle35.7°
OriginNatural
Grading LabIGI
CertificateIGI 802612233
Dimensions8.52 × 7.89 × 5.30 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Top View
8.52 mm7.89 mm3.09 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 802612233
Side View
Table 62.0%Crown 38.8°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
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: $14,641 SGD|Low: $14,641 SGD|High: $21,478 SGD|Avg: $18,650 SGD|-5.5%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 1$14,641 SGD
Retailer 3$17,304 SGD
Retailer 2$19,824 SGD
Yorxs$20,610 SGD

45 data points across 4 retailers

4 retailers$14,641 SGD to $20,610 SGD

A
Cheapest Retailer
-
$14,641 SGD
A
Retailer 2
-
$17,304 SGD
View
A
Retailer 3
-
$19,824 SGD
View
Most Expensive
A
Yorxs
SD2797I · Nov 6
$20,610 SGD
€15,316 EUR
View
3 more retailers have this diamond
Prices start from $14,641 SGDSave up to $5,969 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
3.09ct Cushion
$14,641 SGD