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Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG849675652

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849675652

Diamond specifications and retailer prices

From HK$9,493 HKD
$1,210 USD
As of October 29, 2026
Save HK$38,993 HKD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$48,486 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849675652 or 849675652. Listed at 15 retailers as of October 28, 2026, with prices from HK$9,493 to HK$48,486, a HK$38,993 spread on the same certified stone. Brilliant Earth lists it at HK$48,486. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.10
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849675652
Dimensions15.21 × 7.78 × 4.67 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.21 mm7.78 mm3.10 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849675652
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.0%

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 29
Current: HK$48,486 HKD|Low: HK$9,493 HKD|High: HK$48,486 HKD|Avg: HK$22,337 HKD
Brilliant Earth
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
Retailer 15
October 29, 2026
Retailer 6HK$9,493 HKD
Retailer 13HK$11,219 HKD
Retailer 9HK$12,066 HKD
Retailer 3HK$12,098 HKD
Retailer 11HK$14,083 HKD
Retailer 2HK$14,205 HKD
Retailer 14HK$15,669 HKD
Retailer 12HK$19,952 HKD
Retailer 4HK$22,626 HKD
Retailer 7HK$24,078 HKD
Retailer 10HK$28,488 HKD
Retailer 15HK$31,415 HKD
Retailer 8HK$33,539 HKD
Retailer 5HK$34,368 HKD
Brilliant EarthHK$48,486 HKD

6 data points across 15 retailers

15 retailersHK$9,493 HKD to HK$48,486 HKD

A
Cheapest Retailer
-
HK$9,493 HKD
$1,210 USD
Final sale: no returns
B+
Retailer 2
-
HK$11,219 HKD
$1,430 USD
View
B+
Retailer 3
-
HK$12,066 HKD
£1,211 GBP
View
B+
Retailer 4
-
HK$12,098 HKD
$1,542 USD
View
B+
Retailer 5
-
HK$14,083 HKD
$1,795 USD
View
B+
Retailer 6
-
HK$14,205 HKD
£1,426 GBP
View
B+
Retailer 7
-
HK$15,669 HKD
€1,902 EUR
View
B
Retailer 8
-
HK$19,952 HKD
$2,543 USD
View
B
Retailer 9
-
HK$22,626 HKD
ZAR 46,590 ZAR
View
B
Retailer 10
-
HK$24,078 HKD
$3,069 USD
View
B
Retailer 11
-
HK$28,488 HKD
$3,631 USD
View
B
Retailer 12
-
HK$31,415 HKD
$4,004 USD
View
B
Retailer 13
-
HK$33,539 HKD
£3,366 GBP
View
B
Retailer 14
-
HK$34,368 HKD
$4,381 USD
View
Most Expensive
B
Brilliant Earth
22252141A · Oct 28
HK$48,486 HKD
$6,180 USD
View
14 more retailers have this diamond
Prices start from HK$9,493 HKDSave up to HK$38,993 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
3.10ct Marquise
HK$9,493 HKD