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Marquise|Lab Grown|IGI

4.26ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG793637246

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG793637246

Diamond specifications and retailer prices

From HK$67,238 HKD
$8,570 USD
As of October 31, 2026
Save HK$214,981 HKD (76%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$282,219 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.26ct lab-grown marquise diamond

This 4.26ct 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 LG793637246 or 793637246. Listed at 20 retailers as of October 31, 2026, with prices from HK$67,238 to HK$282,219, a HK$214,981 spread on the same certified stone. Taylor and Hart lists it at HK$282,219. 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

4.26
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793637246
Dimensions16.51 × 8.48 × 5.30 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.51 mm8.48 mm4.26 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793637246
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.5%

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$146,481 HKD|Low: HK$60,333 HKD|High: HK$422,883 HKD|Avg: HK$148,921 HKD|+1.3%
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
November 1, 2026
Retailer 8HK$67,238 HKD
Retailer 3HK$68,509 HKD
Retailer 20HK$72,679 HKD
Retailer 19HK$82,137 HKD
Retailer 18HK$82,144 HKD
Retailer 2HK$86,067 HKD
Retailer 17HK$87,550 HKD
Retailer 12HK$90,751 HKD
Retailer 22HK$108,109 HKD
Retailer 23HK$124,998 HKD
Retailer 13HK$125,522 HKD
Retailer 16HK$125,902 HKD
Retailer 9HK$130,688 HKD
Retailer 4HK$132,828 HKD
Retailer 1HK$146,481 HKD
Retailer 10HK$147,727 HKD
Retailer 5HK$180,522 HKD
Retailer 21HK$194,089 HKD
Retailer 15HK$207,354 HKD
Retailer 7HK$227,339 HKD
Retailer 11HK$230,160 HKD
Taylor and HartHK$282,219 HKD
Retailer 14HK$408,298 HKD
Retailer 6HK$422,883 HKD

21 data points across 24 retailers

20 retailersHK$67,238 HKD to HK$282,219 HKD

A
Cheapest Retailer
-
HK$67,238 HKD
$8,570 USD
A
Retailer 2
-
HK$68,509 HKD
$8,732 USD
View
A
Retailer 3
-
HK$72,679 HKD
CA$12,866 CAD
View
A
Retailer 4
-
HK$77,461 HKD
$9,873 USD
View
A
Retailer 5
-
HK$82,137 HKD
$10,469 USD
View
A
Retailer 6
-
HK$82,144 HKD
$10,470 USD
View
A
Retailer 7
-
HK$87,550 HKD
$11,159 USD
View
Final sale: no returns
A
Retailer 8
-
HK$90,751 HKD
$11,567 USD
View
B+
Retailer 9
-
HK$108,109 HKD
£10,850 GBP
View
B+
Retailer 10
-
HK$124,998 HKD
$15,932 USD
View
B+
Retailer 11
-
HK$130,688 HKD
£13,116 GBP
View
B+
Retailer 12
-
HK$132,828 HKD
$16,930 USD
View
B+
Retailer 13
-
HK$146,481 HKD
£14,701 GBP
View
B+
Retailer 14
-
HK$147,727 HKD
$18,829 USD
View
B
Retailer 15
-
HK$180,522 HKD
$23,009 USD
View
B
Retailer 16
-
HK$194,089 HKD
ZAR 399,648 ZAR
View
B
Retailer 17
-
HK$227,339 HKD
$28,976 USD
View
B
Retailer 18
-
HK$230,160 HKD
$29,336 USD
View
Most Expensive
B
Taylor and Hart
VU6VJ2G · Oct 31
HK$282,219 HKD
$35,971 USD
View
18 more retailers have this diamond
Prices start from HK$67,238 HKDSave up to HK$214,981 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
4.26ct Marquise
HK$67,238 HKD