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Marquise|Lab Grown|IGI

3.06ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG840646320

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840646320

Diamond specifications and retailer prices

From HK$5,955 HKD
$759 USD
As of October 30, 2026
Save HK$8,752 HKD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$14,707 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise 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 LG840646320 or 840646320. Listed at 6 retailers as of October 29, 2026, with prices from HK$5,955 to HK$14,707, a HK$8,752 spread on the same certified stone. MOH London lists it at HK$14,707. 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

3.06
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840646320
Dimensions15.13 × 7.99 × 4.42 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.13 mm7.99 mm3.06 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840646320
Side View
Table 61.0%Crown 30.6°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 55.3%

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: Oct 30
Current: HK$14,707 HKD|Low: HK$5,849 HKD|High: HK$14,807 HKD|Avg: HK$8,976 HKD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 6HK$5,955 HKD
Retailer 3HK$6,047 HKD
Retailer 2HK$6,780 HKD
Retailer 4HK$7,932 HKD
Retailer 5HK$12,331 HKD
MOH LondonHK$14,707 HKD

27 data points across 6 retailers

6 retailersHK$5,955 HKD to HK$14,707 HKD

B+
Cheapest Retailer
-
HK$5,955 HKD
$759 USD
A
Retailer 2
-
HK$6,047 HKD
€734 EUR
View
A
Retailer 3
-
HK$6,780 HKD
£680 GBP
View
A
Retailer 4
-
HK$7,932 HKD
$1,011 USD
View
B+
Retailer 5
-
HK$12,331 HKD
$1,572 USD
View
Most Expensive
B
MOH London
LG840646320 · Oct 29
HK$14,707 HKD
£1,476 GBP
View
5 more retailers have this diamond
Prices start from HK$5,955 HKDSave up to HK$8,752 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
3.06ct Marquise
HK$5,955 HKD