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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 HK$241,248 HKD
As of November 5, 2026
Save HK$56,854 HKD (19%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$298,102 HKD 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 HK$241,248 to HK$298,102, a HK$56,854 spread on the same certified stone. Aurelinne lists it at HK$298,102. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$298,102 HKD|Low: HK$233,873 HKD|High: HK$298,102 HKD|Avg: HK$268,146 HKD|+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 6HK$241,248 HKD
Retailer 11HK$245,170 HKD
Retailer 8HK$250,066 HKD
Retailer 3HK$257,323 HKD
Retailer 2HK$259,551 HKD
Retailer 10HK$264,979 HKD
Retailer 9HK$278,230 HKD
Retailer 7HK$287,064 HKD
Retailer 4HK$288,444 HKD
Retailer 5HK$290,296 HKD
AurelinneHK$298,102 HKD

17 data points across 11 retailers

10 retailersHK$241,248 HKD to HK$298,102 HKD

A
Cheapest Retailer
-
HK$241,248 HKD
A
Retailer 2
-
HK$245,170 HKD
View
A
Retailer 3
-
HK$250,066 HKD
View
B+
Retailer 4
-
HK$257,323 HKD
View
A
Retailer 5
-
HK$259,551 HKD
View
B+
Retailer 6
-
HK$278,230 HKD
View
B+
Retailer 7
-
HK$287,064 HKD
View
B+
Retailer 8
-
HK$288,444 HKD
View
B+
Retailer 9
-
HK$290,296 HKD
View
Most Expensive
B+
Aurelinne
f10e35c6-5384-4a44-af98-122d689a1baa · Nov 5
HK$298,102 HKD
$37,998 USD
View
9 more retailers have this diamond
Prices start from HK$241,248 HKDSave up to HK$56,854 HKD

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
HK$241,248 HKD