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Marquise|Lab Grown|IGI

3.10ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG755508873

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG755508873

Diamond specifications and retailer prices

From HK$4,182 HKD
$533 USD
As of November 2, 2026
Save HK$33,950 HKD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$38,132 HKD at Brilliant Earth · As of November 2, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG755508873 or 755508873. Listed at 18 retailers as of November 2, 2026, with prices from HK$4,182 to HK$38,132, a HK$33,950 spread on the same certified stone. Brilliant Earth lists it at HK$38,132. 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755508873
Dimensions15.41 × 7.60 × 4.72 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.41 mm7.60 mm3.10 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755508873
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.1%

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: Nov 2
Current: HK$38,132 HKD|Low: HK$4,017 HKD|High: HK$39,309 HKD|Avg: HK$11,716 HKD|-2.8%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 20HK$4,182 HKD
Retailer 5HK$4,684 HKD
Retailer 6HK$5,186 HKD
Retailer 21HK$5,186 HKD
Retailer 13HK$5,776 HKD
Retailer 17HK$6,238 HKD
Retailer 11HK$6,640 HKD
Retailer 10HK$6,882 HKD
Retailer 8HK$6,920 HKD
Retailer 7HK$7,987 HKD
Retailer 9HK$8,788 HKD
Retailer 15HK$10,960 HKD
Retailer 2HK$11,266 HKD
Retailer 18HK$13,393 HKD
Retailer 3HK$13,652 HKD
Retailer 14HK$14,016 HKD
Retailer 4HK$15,066 HKD
Retailer 19HK$16,712 HKD
Retailer 12HK$18,179 HKD
Retailer 16HK$21,782 HKD
Brilliant EarthHK$38,132 HKD

38 data points across 21 retailers

18 retailersHK$4,182 HKD to HK$38,132 HKD

A
Cheapest Retailer
-
HK$4,182 HKD
$533 USD
A
Retailer 2
-
HK$4,684 HKD
$597 USD
View
Retailer 3
-
HK$5,186 HKD
$661 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
HK$5,186 HKD
$661 USD
View
A
Retailer 5
-
HK$5,776 HKD
£580 GBP
View
A
Retailer 6
-
HK$6,238 HKD
$795 USD
View
B+
Retailer 7
-
HK$6,920 HKD
$882 USD
View
A
Retailer 8
-
HK$7,987 HKD
$1,018 USD
View
A
Retailer 9
-
HK$8,788 HKD
$1,120 USD
View
B+
Retailer 10
-
HK$10,960 HKD
A$2,149 AUD
View
A
Retailer 11
-
HK$11,266 HKD
ZAR 23,196 ZAR
View
B+
Retailer 12
-
HK$13,393 HKD
$1,707 USD
View
B+
Retailer 13
-
HK$13,652 HKD
$1,740 USD
View
B+
Retailer 14
-
HK$15,066 HKD
£1,512 GBP
View
B+
Retailer 15
-
HK$16,712 HKD
$2,130 USD
View
Retailer 16
-
HK$18,164 HKD
$2,315 USD
View
Price last confirmed 29 days ago
B
Retailer 17
-
HK$21,782 HKD
£2,186 GBP
View
Most Expensive
B
Brilliant Earth
16858560A · Nov 2
HK$38,132 HKD
$4,860 USD
View
17 more retailers have this diamond
Prices start from HK$4,182 HKDSave up to HK$33,950 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$4,182 HKD