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Marquise|Lab Grown|IGI

3.09ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG839682444

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839682444

Diamond specifications and retailer prices

From HK$4,121 HKD
£414 GBP
As of October 29, 2026
Save HK$27,497 HKD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$31,618 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839682444 or 839682444. Listed at 11 retailers as of October 28, 2026, with prices from HK$4,121 to HK$31,618, a HK$27,497 spread on the same certified stone. Brilliant Earth lists it at HK$31,618. 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

3.09
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839682444
Dimensions14.76 × 7.57 × 4.70 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.57 mm3.09 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839682444
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 39.9°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: Oct 29
Current: HK$31,618 HKD|Low: HK$4,096 HKD|High: HK$31,618 HKD|Avg: HK$10,147 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4HK$4,121 HKD
Retailer 10HK$4,786 HKD
Retailer 3HK$4,943 HKD
Retailer 7HK$6,294 HKD
Retailer 5HK$7,593 HKD
Retailer 8HK$7,697 HKD
Retailer 6HK$7,794 HKD
Retailer 9HK$10,529 HKD
Retailer 11HK$11,853 HKD
Retailer 2HK$14,109 HKD
Brilliant EarthHK$31,618 HKD

18 data points across 11 retailers

11 retailersHK$4,121 HKD to HK$31,618 HKD

A
Cheapest Retailer
-
HK$4,121 HKD
£414 GBP
Retailer 2
-
HK$4,786 HKD
$610 USD
View
Price last confirmed 5 days ago
B+
Retailer 3
-
HK$4,943 HKD
$630 USD
View
A
Retailer 4
-
HK$6,294 HKD
€764 EUR
View
A
Retailer 5
-
HK$7,593 HKD
A$1,489 AUD
View
A
Retailer 6
-
HK$7,697 HKD
$981 USD
View
A
Retailer 7
-
HK$7,794 HKD
ZAR 16,049 ZAR
View
A
Retailer 8
-
HK$10,529 HKD
$1,342 USD
View
Price last confirmed 7 days ago
A
Retailer 9
-
HK$11,853 HKD
$1,511 USD
View
A
Retailer 10
-
HK$14,109 HKD
£1,416 GBP
View
Most Expensive
B
Brilliant Earth
21832027A · Oct 28
HK$31,618 HKD
$4,030 USD
View
10 more retailers have this diamond
Prices start from HK$4,121 HKDSave up to HK$27,497 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
3.09ct Marquise
HK$4,121 HKD