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3.09ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG659468107

Shape and cutting style on the report: Round brilliant

Certificate IGI LG659468107

Diamond specifications and retailer prices

From HK$8,096 HKD
As of November 6, 2026
2 retailers carry this diamond
Most expensive: HK$15,817 HKD at Rare Carat · As of August 16, 2026
View at Rare Carat

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 LG659468107 or 659468107. Listed at 2 retailers as of November 6, 2026. 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 angle35°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659468107
Dimensions9.35 × 9.28 × 5.78 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.35 mm9.28 mm3.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659468107
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$15,817 HKD|Low: HK$1,695 HKD|High: HK$33,970 HKD|Avg: HK$10,871 HKD|-8.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 9, 2026
Retailer 9HK$3,609 HKD
Retailer 5HK$3,946 HKD
Retailer 7HK$4,903 HKD
Retailer 3HK$5,539 HKD
Retailer 4HK$7,037 HKD
Retailer 6HK$7,571 HKD
Retailer 2HK$8,096 HKD
Retailer 8HK$8,324 HKD
Rare CaratHK$15,817 HKD
Retailer 10HK$33,970 HKD

73 data points across 10 retailers

2 retailers

B+
Cheapest Retailer
-
HK$8,096 HKD
Most Expensive
Rare Carat
97188-C · Aug 16
HK$15,817 HKD
$2,016 USD
View
Price last confirmed 81 days ago
1 more retailer has this diamond
Prices start from HK$8,096 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.

B+
3.09ct Round
HK$8,096 HKD