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Marquise|Lab Grown|IGI

3.07ct G SI1 Marquise Lab Grown Diamond

EX • G/SI1 • IGI LG841697364

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841697364

Diamond specifications and retailer prices

From HK$2,942 HKD
As of November 4, 2026
Save HK$14,631 HKD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$17,573 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.07ct lab-grown marquise diamond

This 3.07ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841697364 or 841697364. Listed at 3 retailers as of November 4, 2026, with prices from HK$2,942 to HK$17,573, a HK$14,631 spread on the same certified stone. Brilliant Earth lists it at HK$17,573. 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

3.07
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841697364
Dimensions15.06 × 7.51 × 4.74 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.06 mm7.51 mm3.07 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841697364
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: HK$17,573 HKD|Low: HK$2,942 HKD|High: HK$31,381 HKD|Avg: HK$15,588 HKD|-44.0%
Brilliant Earth
Retailer 2
Retailer 3
November 4, 2026
Retailer 3HK$2,942 HKD
Retailer 2HK$6,025 HKD
Brilliant EarthHK$17,573 HKD

31 data points across 3 retailers

3 retailersHK$2,942 HKD to HK$17,573 HKD

A
Cheapest Retailer
-
HK$2,942 HKD
Final sale: no returns
A
Retailer 2
-
HK$6,025 HKD
View
Most Expensive
B
Brilliant Earth
21704261A · Nov 4
HK$17,573 HKD
$2,240 USD
View
2 more retailers have this diamond
Prices start from HK$2,942 HKDSave up to HK$14,631 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
3.07ct Marquise
HK$2,942 HKD