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Marquise|Lab Grown|IGI

3.09ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG847685030

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847685030

Diamond specifications and retailer prices

From HK$4,574 HKD
$583 USD
As of October 27, 2026
Save HK$26,258 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$30,831 HKD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 3.09ct lab-grown marquise diamond

This 3.09ct 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 LG847685030 or 847685030. Listed at 15 retailers as of October 27, 2026, with prices from HK$4,574 to HK$30,831, a HK$26,258 spread on the same certified stone. Blue Nile lists it at HK$30,831. 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
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847685030
Dimensions15.68 × 7.55 × 4.63 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.68 mm7.55 mm3.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847685030
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 61.3%

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 27
Current: HK$30,831 HKD|Low: HK$4,574 HKD|High: HK$30,831 HKD|Avg: HK$14,195 HKD
Blue Nile
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 28, 2026
Retailer 8HK$4,574 HKD
Retailer 3HK$5,123 HKD
Retailer 6HK$6,226 HKD
Retailer 13HK$6,708 HKD
Retailer 11HK$7,837 HKD
Retailer 10HK$8,732 HKD
Retailer 4HK$10,881 HKD
Retailer 12HK$14,082 HKD
Retailer 14HK$14,929 HKD
Retailer 7HK$17,927 HKD
Retailer 9HK$18,750 HKD
Retailer 2HK$22,084 HKD
Retailer 15HK$24,669 HKD
Retailer 5HK$28,792 HKD
Blue NileHK$30,831 HKD

5 data points across 15 retailers

15 retailersHK$4,574 HKD to HK$30,831 HKD

A
Cheapest Retailer
-
HK$4,574 HKD
$583 USD
A
Retailer 2
-
HK$5,123 HKD
$653 USD
View
A
Retailer 3
-
HK$6,226 HKD
View
A
Retailer 4
-
HK$6,708 HKD
$855 USD
View
A
Retailer 5
-
HK$7,837 HKD
$999 USD
View
A
Retailer 6
-
HK$8,732 HKD
$1,113 USD
View
B+
Retailer 7
-
HK$10,881 HKD
$1,387 USD
View
B+
Retailer 8
-
HK$14,082 HKD
$1,795 USD
View
B+
Retailer 9
-
HK$14,929 HKD
$1,903 USD
View
B+
Retailer 10
-
HK$17,927 HKD
SGD 3,088 SGD
View
B
Retailer 11
-
HK$18,750 HKD
$2,390 USD
View
B
Retailer 12
-
HK$22,084 HKD
$2,815 USD
View
B
Retailer 13
-
HK$24,669 HKD
£2,476 GBP
View
B
Retailer 14
-
HK$28,792 HKD
$3,670 USD
View
Most Expensive
B
Blue Nile
30475569 · Oct 29
HK$30,831 HKD
$3,930 USD
View
14 more retailers have this diamond
Prices start from HK$4,574 HKDSave up to HK$26,258 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$4,574 HKD