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Marquise|Lab Grown|IGI

4.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG839683323

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839683323

Diamond specifications and retailer prices

From HK$24,280 HKD
£2,437 GBP
As of October 30, 2026
Save HK$77,304 HKD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$101,584 HKD at Taylor and Hart · As of October 30, 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 LG839683323 or 839683323. Listed at 19 retailers as of October 30, 2026, with prices from HK$24,280 to HK$101,584, a HK$77,304 spread on the same certified stone. Taylor and Hart lists it at HK$101,584. 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 angle37°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839683323
Dimensions15.79 × 8.23 × 5.23 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.79 mm8.23 mm4.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839683323
Side View
Table 63.0%Crown 37°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$38,632 HKD|Low: HK$24,280 HKD|High: HK$140,278 HKD|Avg: HK$54,855 HKD|-28.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 11HK$24,280 HKD
Retailer 10HK$28,056 HKD
Retailer 5HK$30,284 HKD
Retailer 1HK$38,632 HKD
Retailer 4HK$39,362 HKD
Retailer 7HK$40,907 HKD
Retailer 8HK$45,199 HKD
Retailer 3HK$45,584 HKD
Retailer 6HK$50,219 HKD
Retailer 12HK$67,164 HKD
Retailer 2HK$67,965 HKD
Retailer 9HK$72,565 HKD
Taylor and HartHK$101,584 HKD

28 data points across 13 retailers

19 retailersHK$24,280 HKD to HK$101,584 HKD

A
Cheapest Retailer
-
HK$24,280 HKD
£2,437 GBP
A
Retailer 2
-
HK$28,056 HKD
$3,576 USD
View
Final sale: no returns
A
Retailer 3
-
HK$30,284 HKD
$3,860 USD
View
Retailer 4
-
HK$33,862 HKD
$4,316 USD
View
Price last confirmed 26 days ago
Retailer 5
-
HK$35,274 HKD
$4,496 USD
View
Price last confirmed 31 days ago
Retailer 6
-
HK$36,969 HKD
$4,712 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
HK$38,632 HKD
£3,877 GBP
View
Retailer 8
-
HK$39,362 HKD
$5,017 USD
View
Price last confirmed 18 days ago
Retailer 9
-
HK$40,358 HKD
$5,144 USD
View
Price last confirmed 32 days ago
A
Retailer 10
-
HK$40,907 HKD
$5,214 USD
View
Retailer 11
-
HK$40,923 HKD
$5,216 USD
View
Price last confirmed 28 days ago
A
Retailer 12
-
HK$45,199 HKD
$5,761 USD
View
A
Retailer 13
-
HK$45,584 HKD
$5,810 USD
View
A
Retailer 14
-
HK$50,219 HKD
£5,040 GBP
View
Retailer 15
-
HK$51,138 HKD
$6,518 USD
View
Price last confirmed 31 days ago
A
Retailer 16
-
HK$67,164 HKD
ZAR 138,297 ZAR
View
A
Retailer 17
-
HK$67,965 HKD
£6,821 GBP
View
A
Retailer 18
-
HK$72,565 HKD
$9,249 USD
View
Most Expensive
B+
Taylor and Hart
QHVPPCE · Oct 30
HK$101,584 HKD
$12,948 USD
View
18 more retailers have this diamond
Prices start from HK$24,280 HKDSave up to HK$77,304 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$24,280 HKD