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Round|Lab Grown|IGI

3.09ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG536293055

Shape and cutting style on the report: Round brilliant

Certificate IGI LG536293055

Diamond specifications and retailer prices

From HK$4,331 HKD
As of November 4, 2026
Save HK$26,658 HKD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$30,989 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG536293055 or 536293055. Listed at 25 retailers as of November 4, 2026, with prices from HK$4,331 to HK$30,989, a HK$26,658 spread on the same certified stone. Do Amore Diamonds lists it at HK$30,989. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536293055
Dimensions9.35 × 9.29 × 5.77 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.35 mm9.29 mm3.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536293055
Side View
Table 55.5%Crown 34.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.9%

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 4
Current: HK$19,895 HKD|Low: HK$4,331 HKD|High: HK$20,194 HKD|Avg: HK$10,255 HKD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 5HK$4,331 HKD
Retailer 4HK$6,002 HKD
Retailer 10HK$6,002 HKD
Retailer 3HK$6,692 HKD
Retailer 13HK$6,747 HKD
Retailer 9HK$7,343 HKD
Retailer 7HK$7,845 HKD
Retailer 11HK$10,897 HKD
Retailer 6HK$11,195 HKD
Retailer 12HK$11,642 HKD
Retailer 8HK$13,415 HKD
Retailer 14HK$17,416 HKD
Retailer 2HK$17,518 HKD
Retailer 1HK$19,895 HKD

44 data points across 14 retailers

25 retailersHK$4,331 HKD to HK$30,989 HKD

Retailer 1
-
HK$3,491 HKD
Price last confirmed 39 days ago
Retailer 2
-
HK$3,907 HKD
View
Price last confirmed 44 days ago
Retailer 3
-
HK$3,907 HKD
View
Price last confirmed 31 days ago
Retailer 4
-
HK$4,276 HKD
View
Price last confirmed 38 days ago
A
Retailer 5
-
HK$4,331 HKD
View
Final sale: no returns
Retailer 6
-
HK$4,331 HKD
View
Price last confirmed 27 days ago
Retailer 7
-
HK$4,331 HKD
View
Price last confirmed 35 days ago
A
Retailer 8
-
HK$4,331 HKD
View
A
Retailer 9
-
HK$6,002 HKD
View
A
Retailer 10
-
HK$6,002 HKD
View
A
Retailer 11
-
HK$6,025 HKD
View
A
Retailer 12
-
HK$6,692 HKD
View
B+
Retailer 13
-
HK$6,747 HKD
View
A
Retailer 14
-
HK$7,343 HKD
View
A
Retailer 15
-
HK$7,845 HKD
View
B+
Retailer 16
-
HK$10,897 HKD
View
B+
Retailer 17
-
HK$11,195 HKD
View
B+
Retailer 18
-
HK$11,642 HKD
View
Retailer 19
-
HK$12,568 HKD
View
Price last confirmed 27 days ago
Retailer 20
-
HK$12,568 HKD
View
Price last confirmed 37 days ago
B+
Retailer 21
-
HK$13,415 HKD
View
B
Retailer 22
-
HK$17,416 HKD
View
B
Retailer 23
-
HK$17,518 HKD
View
B
Retailer 24
-
HK$19,895 HKD
View
Most Expensive
B
Do Amore Diamonds
27-7DFE8C2D1 · Nov 4
HK$30,989 HKD
$3,950 USD
View
24 more retailers have this diamond
Prices start from HK$4,331 HKDSave up to HK$26,658 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
3.09ct Round
HK$4,331 HKD