Marquise|Lab Grown|IGI

4.02ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754507865

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754507865

Diamond specifications and retailer prices

From HK$62,491 HKD
$7,965 USD
As of October 28, 2026
Save HK$52,292 HKD (46%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: HK$298,877 HKD at Taylor and Hart · As of October 20, 2026
View at Taylor and Hart

About this 4.02ct lab-grown marquise diamond

This 4.02ct 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 LG754507865 or 754507865. Listed at 31 retailers as of October 28, 2026, with a 84% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.02
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754507865
Dimensions16.37 × 8.43 × 5.16 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
16.37 mm8.43 mm4.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754507865
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.2%

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 28
Current: HK$114,783 HKD|Low: HK$55,947 HKD|High: HK$487,689 HKD|Avg: HK$165,157 HKD|-2.1%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Taylor and Hart
October 30, 2026
Retailer 20HK$62,844 HKD
Retailer 16HK$69,074 HKD
Retailer 8HK$78,151 HKD
Retailer 10HK$78,716 HKD
Retailer 22HK$83,780 HKD
Retailer 3HK$89,598 HKD
Retailer 2HK$96,777 HKD
Retailer 23HK$99,240 HKD
Retailer 11HK$107,235 HKD
Retailer 1HK$114,783 HKD
Retailer 17HK$122,849 HKD
Retailer 13HK$143,363 HKD
Retailer 21HK$158,030 HKD
Retailer 7HK$160,829 HKD
Retailer 6HK$165,819 HKD
Retailer 19HK$168,302 HKD
Retailer 15HK$170,422 HKD
Retailer 18HK$210,663 HKD
Retailer 12HK$218,839 HKD
Retailer 4HK$249,485 HKD
Retailer 14HK$277,549 HKD
Taylor and HartHK$298,877 HKD
Retailer 9HK$374,197 HKD
Retailer 5HK$487,689 HKD

31 data points across 24 retailers

31 retailersHK$62,491 HKD to HK$114,783 HKD

A
Cheapest Retailer
-
HK$62,491 HKD
$7,965 USD
Retailer 2
-
HK$62,844 HKD
$8,010 USD
View
Price last confirmed 10 days ago
Retailer 3
-
HK$69,074 HKD
$8,804 USD
View
Price last confirmed 7 days ago
Retailer 4
-
HK$78,151 HKD
$9,961 USD
View
Price last confirmed 10 days ago
Retailer 5
-
HK$78,151 HKD
$9,961 USD
View
Price last confirmed 23 days ago
Retailer 6
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HK$78,151 HKD
$9,961 USD
View
Price last confirmed 31 days ago
Retailer 7
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HK$78,716 HKD
$10,033 USD
View
Price last confirmed 9 days ago
Retailer 8
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HK$81,281 HKD
$10,360 USD
View
Price last confirmed 32 days ago
Retailer 9
-
HK$83,780 HKD
£8,408 GBP
View
Price last confirmed 14 days ago
Retailer 10
-
HK$89,410 HKD
$11,396 USD
View
Price last confirmed 32 days ago
Retailer 11
-
HK$89,598 HKD
$11,420 USD
View
Price last confirmed 8 days ago
Retailer 12
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HK$90,657 HKD
$11,555 USD
View
Price last confirmed 28 days ago
Retailer 13
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HK$90,657 HKD
$11,555 USD
View
Price last confirmed 21 days ago
Retailer 14
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HK$93,780 HKD
$11,953 USD
View
Price last confirmed 9 days ago
Retailer 15
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HK$93,780 HKD
$11,953 USD
View
Price last confirmed 21 days ago
Retailer 16
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HK$93,780 HKD
$11,953 USD
View
Price last confirmed 31 days ago
Retailer 17
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HK$96,777 HKD
$12,335 USD
View
Price last confirmed 10 days ago
Retailer 18
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HK$99,240 HKD
$12,649 USD
View
Price last confirmed 9 days ago
B+
Retailer 19
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HK$114,783 HKD
$14,630 USD
View
Retailer 20
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HK$122,849 HKD
£12,329 GBP
View
Price last confirmed 10 days ago
Retailer 21
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HK$143,363 HKD
£14,388 GBP
View
Price last confirmed 9 days ago
Retailer 22
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HK$158,030 HKD
£15,860 GBP
View
Price last confirmed 10 days ago
Retailer 23
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HK$160,829 HKD
A$31,537 AUD
View
Price last confirmed 22 days ago
Retailer 24
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HK$165,819 HKD
$21,135 USD
View
Price last confirmed 9 days ago
Retailer 25
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HK$210,663 HKD
ZAR 433,777 ZAR
View
Price last confirmed 11 days ago
Retailer 26
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HK$218,839 HKD
A$42,912 AUD
View
Price last confirmed 8 days ago
Retailer 27
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HK$249,485 HKD
$31,799 USD
View
Price last confirmed 10 days ago
Retailer 28
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HK$277,549 HKD
$35,376 USD
View
Price last confirmed 9 days ago
Most Expensive
Taylor and Hart
CAYX2TK · Oct 20
HK$298,877 HKD
$38,094 USD
View
Price last confirmed 11 days ago
28 more retailers have this diamond
Prices start from HK$62,491 HKDSave up to HK$52,292 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
4.02ct Marquise
HK$62,491 HKD