CaratHunter
Plans
Marquise|Lab Grown|IGI

4.05ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG797693506

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797693506

Diamond specifications and retailer prices

From HK$6,551 HKD
$835 USD
As of October 30, 2026
Save HK$62,334 HKD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$68,885 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.05ct lab-grown marquise diamond

This 4.05ct 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 LG797693506 or 797693506. Listed at 23 retailers as of October 30, 2026, with prices from HK$6,551 to HK$68,885, a HK$62,334 spread on the same certified stone. Brilliant Earth lists it at HK$68,885. 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

4.05
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797693506
Dimensions16.12 × 8.24 × 5.27 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
16.12 mm8.24 mm4.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797693506
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.0%

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 30
Current: HK$68,885 HKD|Low: HK$6,292 HKD|High: HK$71,004 HKD|Avg: HK$18,670 HKD|-3.0%
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
October 30, 2026
Retailer 4HK$6,551 HKD
Retailer 20HK$7,132 HKD
Retailer 2HK$7,260 HKD
Retailer 17HK$7,602 HKD
Retailer 19HK$7,602 HKD
Retailer 12HK$7,830 HKD
Retailer 3HK$9,140 HKD
Retailer 11HK$9,509 HKD
Retailer 10HK$10,623 HKD
Retailer 13HK$12,896 HKD
Retailer 18HK$17,472 HKD
Retailer 14HK$17,860 HKD
Retailer 16HK$17,961 HKD
Retailer 5HK$23,592 HKD
Retailer 8HK$23,780 HKD
Retailer 6HK$23,878 HKD
Retailer 9HK$26,085 HKD
Retailer 15HK$28,497 HKD
Retailer 7HK$58,215 HKD
Brilliant EarthHK$68,885 HKD

39 data points across 20 retailers

23 retailersHK$6,551 HKD to HK$68,885 HKD

A
Cheapest Retailer
-
HK$6,551 HKD
$835 USD
A
Retailer 2
-
HK$7,132 HKD
$909 USD
View
A
Retailer 3
-
HK$7,260 HKD
£729 GBP
View
Retailer 4
-
HK$7,602 HKD
$969 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$7,602 HKD
$969 USD
View
A
Retailer 6
-
HK$7,830 HKD
$998 USD
View
Final sale: no returns
A
Retailer 7
-
HK$9,140 HKD
$1,165 USD
View
A
Retailer 8
-
HK$9,509 HKD
$1,212 USD
View
A
Retailer 9
-
HK$10,623 HKD
$1,354 USD
View
A
Retailer 10
-
HK$11,125 HKD
$1,418 USD
View
A
Retailer 11
-
HK$12,896 HKD
£1,294 GBP
View
B+
Retailer 12
-
HK$17,472 HKD
$2,227 USD
View
B+
Retailer 13
-
HK$17,860 HKD
ZAR 36,775 ZAR
View
Retailer 14
-
HK$17,961 HKD
A$3,522 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
HK$23,196 HKD
£2,328 GBP
View
B+
Retailer 16
-
HK$23,592 HKD
$3,007 USD
View
B+
Retailer 17
-
HK$23,780 HKD
$3,031 USD
View
B+
Retailer 18
-
HK$23,878 HKD
$3,043 USD
View
Retailer 19
-
HK$26,085 HKD
A$5,115 AUD
View
Price last confirmed 22 days ago
B
Retailer 20
-
HK$28,497 HKD
£2,860 GBP
View
B
Retailer 21
-
HK$29,906 HKD
$3,812 USD
View
B
Retailer 22
-
HK$58,215 HKD
$7,420 USD
View
Most Expensive
B
Brilliant Earth
20120425A · Oct 30
HK$68,885 HKD
$8,780 USD
View
22 more retailers have this diamond
Prices start from HK$6,551 HKDSave up to HK$62,334 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
4.05ct Marquise
HK$6,551 HKD