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Marquise|Lab Grown|IGI

4.27ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG826611285

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826611285

Diamond specifications and retailer prices

From HK$68,634 HKD
$8,748 USD
As of October 30, 2026
Save HK$183,398 HKD (73%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$252,033 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.27ct lab-grown marquise diamond

This 4.27ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG826611285 or 826611285. Listed at 24 retailers as of October 30, 2026, with prices from HK$68,634 to HK$252,033, a HK$183,398 spread on the same certified stone. Taylor and Hart lists it at HK$252,033. 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

4.27
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826611285
Dimensions16.17 × 8.59 × 5.26 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.17 mm8.59 mm4.27 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826611285
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.2%

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$144,947 HKD|Low: HK$60,475 HKD|High: HK$401,072 HKD|Avg: HK$136,967 HKD
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
Taylor and Hart
November 1, 2026
Retailer 20HK$68,634 HKD
Retailer 18HK$71,568 HKD
Retailer 14HK$72,853 HKD
Retailer 8HK$73,444 HKD
Retailer 11HK$78,849 HKD
Retailer 5HK$78,967 HKD
Retailer 4HK$79,610 HKD
Retailer 22HK$79,610 HKD
Retailer 2HK$89,535 HKD
Retailer 21HK$90,955 HKD
Retailer 6HK$92,375 HKD
Retailer 16HK$95,836 HKD
Retailer 7HK$114,068 HKD
Retailer 3HK$125,288 HKD
Retailer 17HK$126,288 HKD
Retailer 1HK$144,947 HKD
Retailer 12HK$169,456 HKD
Retailer 19HK$180,200 HKD
Retailer 15HK$180,945 HKD
Retailer 9HK$207,841 HKD
Retailer 13HK$221,736 HKD
Taylor and HartHK$252,033 HKD
Retailer 10HK$401,072 HKD

36 data points across 23 retailers

24 retailersHK$68,634 HKD to HK$252,033 HKD

A
Cheapest Retailer
-
HK$68,634 HKD
$8,748 USD
A
Retailer 2
-
HK$71,380 HKD
$9,098 USD
View
A
Retailer 3
-
HK$71,568 HKD
$9,122 USD
View
A
Retailer 4
-
HK$72,853 HKD
CA$12,897 CAD
View
A
Retailer 5
-
HK$73,444 HKD
$9,361 USD
View
A
Retailer 6
-
HK$78,849 HKD
$10,050 USD
View
A
Retailer 7
-
HK$78,967 HKD
$10,065 USD
View
A
Retailer 8
-
HK$79,610 HKD
$10,147 USD
View
Retailer 9
-
HK$79,610 HKD
$10,147 USD
View
Price last confirmed 16 days ago
A
Retailer 10
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HK$89,535 HKD
$11,412 USD
View
A
Retailer 11
-
HK$90,955 HKD
$11,593 USD
View
A
Retailer 12
-
HK$92,375 HKD
$11,774 USD
View
Final sale: no returns
A
Retailer 13
-
HK$95,836 HKD
£9,618 GBP
View
B+
Retailer 14
-
HK$114,068 HKD
£11,448 GBP
View
B+
Retailer 15
-
HK$125,288 HKD
$15,969 USD
View
B+
Retailer 16
-
HK$126,288 HKD
€15,330 EUR
View
B+
Retailer 17
-
HK$144,947 HKD
£14,547 GBP
View
B+
Retailer 18
-
HK$169,456 HKD
ZAR 348,926 ZAR
View
B
Retailer 19
-
HK$180,200 HKD
$22,968 USD
View
B
Retailer 20
-
HK$180,945 HKD
$23,063 USD
View
Retailer 21
-
HK$207,841 HKD
$26,491 USD
View
Price last confirmed 8 days ago
B
Retailer 22
-
HK$221,736 HKD
$28,262 USD
View
Most Expensive
B
Taylor and Hart
NC40QQR · Oct 31
HK$252,033 HKD
$32,124 USD
View
22 more retailers have this diamond
Prices start from HK$68,634 HKDSave up to HK$183,398 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
4.27ct Marquise
HK$68,634 HKD