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Marquise|Lab Grown|IGI

4.03ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG814643389

Shape and cutting style on the report: Hexagonal modified brilliant

Certificate IGI LG814643389

Diamond specifications and retailer prices

From HK$55,077 HKD
$7,020 USD
As of October 31, 2026
Save HK$253,024 HKD (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$308,101 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.03ct lab-grown marquise diamond

This 4.03ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG814643389 or 814643389. Listed at 8 retailers as of October 31, 2026, with prices from HK$55,077 to HK$308,101, a HK$253,024 spread on the same certified stone. Do Amore Diamonds lists it at HK$308,101. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814643389
Dimensions15.54 × 7.65 × 5.00 mm
L/W Ratio2.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.54 mm7.65 mm4.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814643389
Side View
Table 66.0%Crown 35.9°Girdle: MED-THKPavilion 36.1°Culet: NoneDepth 65.4%

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 31
Current: HK$308,101 HKD|Low: HK$30,284 HKD|High: HK$308,101 HKD|Avg: HK$93,363 HKD|+91.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5HK$55,077 HKD
Retailer 8HK$57,854 HKD
Retailer 9HK$81,109 HKD
Retailer 3HK$89,951 HKD
Retailer 2HK$121,751 HKD
Retailer 4HK$151,857 HKD
Retailer 6HK$192,844 HKD
Retailer 7HK$209,073 HKD
Do Amore DiamondsHK$308,101 HKD

28 data points across 9 retailers

8 retailersHK$55,077 HKD to HK$308,101 HKD

A
Cheapest Retailer
-
HK$55,077 HKD
$7,020 USD
A
Retailer 2
-
HK$57,854 HKD
$7,374 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$89,951 HKD
$11,465 USD
View
B
Retailer 4
-
HK$121,751 HKD
£12,219 GBP
View
B
Retailer 5
-
HK$151,857 HKD
$19,355 USD
View
B
Retailer 6
-
HK$192,844 HKD
£19,354 GBP
View
B
Retailer 7
-
HK$209,073 HKD
$26,648 USD
View
Most Expensive
B
Do Amore Diamonds
20-E90949 · Oct 31
HK$308,101 HKD
$39,270 USD
View
7 more retailers have this diamond
Prices start from HK$55,077 HKDSave up to HK$253,024 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$55,077 HKD