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Marquise|Lab Grown|IGI

4.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG829608667

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG829608667

Diamond specifications and retailer prices

From HK$29,842 HKD
£2,995 GBP
As of October 30, 2026
Save HK$96,757 HKD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$126,599 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.03ct lab-grown marquise diamond

This 4.03ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG829608667 or 829608667. Listed at 18 retailers as of October 30, 2026, with prices from HK$29,842 to HK$126,599, a HK$96,757 spread on the same certified stone. Taylor and Hart lists it at HK$126,599. 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

4.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829608667
Dimensions16.02 × 8.10 × 5.23 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.02 mm8.10 mm4.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829608667
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A+
Exceptional
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$46,858 HKD|Low: HK$29,563 HKD|High: HK$126,599 HKD|Avg: HK$62,864 HKD|-3.1%
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 11HK$29,842 HKD
Retailer 5HK$30,794 HKD
Retailer 9HK$35,721 HKD
Retailer 7HK$36,169 HKD
Retailer 2HK$38,428 HKD
Retailer 1HK$46,858 HKD
Retailer 6HK$47,208 HKD
Retailer 3HK$47,372 HKD
Retailer 8HK$49,980 HKD
Retailer 15HK$51,782 HKD
Retailer 14HK$57,625 HKD
Retailer 12HK$76,021 HKD
Retailer 13HK$76,922 HKD
Retailer 16HK$77,755 HKD
Retailer 17HK$86,177 HKD
Retailer 10HK$92,815 HKD
Retailer 4HK$121,928 HKD
Taylor and HartHK$126,599 HKD

29 data points across 18 retailers

18 retailersHK$29,842 HKD to HK$126,599 HKD

A+
Cheapest Retailer
-
HK$29,842 HKD
£2,995 GBP
A
Retailer 2
-
HK$30,794 HKD
$3,925 USD
View
A
Retailer 3
-
HK$35,721 HKD
$4,553 USD
View
A
Retailer 4
-
HK$36,169 HKD
$4,610 USD
View
A
Retailer 5
-
HK$38,428 HKD
$4,898 USD
View
Final sale: no returns
A
Retailer 6
-
HK$46,858 HKD
£4,703 GBP
View
A
Retailer 7
-
HK$47,208 HKD
$6,017 USD
View
A
Retailer 8
-
HK$47,372 HKD
$6,038 USD
View
A
Retailer 9
-
HK$49,980 HKD
£5,016 GBP
View
A
Retailer 10
-
HK$51,782 HKD
$6,600 USD
View
A
Retailer 11
-
HK$57,625 HKD
€6,995 EUR
View
A
Retailer 12
-
HK$76,021 HKD
ZAR 156,534 ZAR
View
A
Retailer 13
-
HK$76,922 HKD
£7,720 GBP
View
Retailer 14
-
HK$77,755 HKD
A$15,247 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
HK$86,177 HKD
$10,984 USD
View
A
Retailer 16
-
HK$92,815 HKD
$11,830 USD
View
B+
Retailer 17
-
HK$121,928 HKD
SGD 21,001 SGD
View
Most Expensive
B+
Taylor and Hart
K3UKP8L · Oct 31
HK$126,599 HKD
$16,136 USD
View
17 more retailers have this diamond
Prices start from HK$29,842 HKDSave up to HK$96,757 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+
4.03ct Marquise
HK$29,842 HKD