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6.09ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 654416628

Shape and cutting style on the report: Round brilliant

Certificate IGI 654416628

Diamond specifications and retailer prices

From $39,278 SGD
As of November 5, 2026
Save $9,257 SGD (19%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $48,535 SGD at Aurelinne · As of November 5, 2026
View at Aurelinne

About this 6.09ct natural round diamond

This 6.09ct natural round sits in the over five carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 654416628. Listed at 10 retailers as of November 5, 2026, with prices from $39,278 to $48,535, a $9,257 spread on the same certified stone. Aurelinne lists it at $48,535. 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

6.09
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle34.8°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 654416628
Dimensions11.63 × 11.72 × 7.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
11.63 mm11.72 mm6.09 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 654416628
Side View
Table 56.0%Crown 34.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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 5
Current: $48,535 SGD|Low: $38,078 SGD|High: $48,535 SGD|Avg: $43,658 SGD|+3.4%
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6$39,278 SGD
Retailer 11$39,917 SGD
Retailer 8$40,714 SGD
Retailer 3$41,895 SGD
Retailer 2$42,258 SGD
Retailer 10$43,142 SGD
Retailer 9$45,299 SGD
Retailer 7$46,738 SGD
Retailer 4$46,962 SGD
Retailer 5$47,264 SGD
Aurelinne$48,535 SGD

17 data points across 11 retailers

10 retailers$39,278 SGD to $48,535 SGD

A
Cheapest Retailer
-
$39,278 SGD
A
Retailer 2
-
$39,917 SGD
View
A
Retailer 3
-
$40,714 SGD
View
B+
Retailer 4
-
$41,895 SGD
View
A
Retailer 5
-
$42,258 SGD
View
B+
Retailer 6
-
$45,299 SGD
View
B+
Retailer 7
-
$46,738 SGD
View
B+
Retailer 8
-
$46,962 SGD
View
B+
Retailer 9
-
$47,264 SGD
View
Most Expensive
B+
Aurelinne
f10e35c6-5384-4a44-af98-122d689a1baa · Nov 5
$48,535 SGD
$37,998 USD
View
9 more retailers have this diamond
Prices start from $39,278 SGDSave up to $9,257 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
6.09ct Round
$39,278 SGD