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Marquise|Lab Grown|IGI

2.63ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG818684393

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818684393

Diamond specifications and retailer prices

From HK$30,426 HKD
$3,878 USD
As of October 31, 2026
Save HK$100,974 HKD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$131,400 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 2.63ct lab-grown marquise diamond

This 2.63ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818684393 or 818684393. Listed at 9 retailers as of October 31, 2026, with prices from HK$30,426 to HK$131,400, a HK$100,974 spread on the same certified stone. With Clarity lists it at HK$131,400. 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

2.63
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818684393
Dimensions13.99 × 7.19 × 4.57 mm
L/W Ratio1.95
Girdle conditionFaceted
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
13.99 mm7.19 mm2.63 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818684393
Side View
Table 60.0%Crown 36.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.6%

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$71,572 HKD|Low: HK$30,426 HKD|High: HK$131,400 HKD|Avg: HK$73,478 HKD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
November 1, 2026
Retailer 4HK$30,426 HKD
Retailer 2HK$43,673 HKD
Retailer 5HK$50,934 HKD
Retailer 3HK$54,066 HKD
Retailer 6HK$71,160 HKD
Retailer 1HK$71,572 HKD
Retailer 8HK$88,975 HKD
Retailer 7HK$117,926 HKD
With ClarityHK$131,400 HKD

35 data points across 9 retailers

9 retailersHK$30,426 HKD to HK$131,400 HKD

A
Cheapest Retailer
-
HK$30,426 HKD
$3,878 USD
B+
Retailer 2
-
HK$43,673 HKD
£4,383 GBP
View
B+
Retailer 3
-
HK$50,934 HKD
$6,492 USD
View
B+
Retailer 4
-
HK$54,066 HKD
€6,563 EUR
View
B
Retailer 5
-
HK$71,160 HKD
$9,070 USD
View
B+
Retailer 6
-
HK$71,572 HKD
£7,183 GBP
View
Retailer 7
-
HK$88,975 HKD
$11,341 USD
View
Price last confirmed 8 days ago
B
Retailer 8
-
HK$117,926 HKD
$15,031 USD
View
Most Expensive
B
With Clarity
818684393 · Oct 31
HK$131,400 HKD
$16,748 USD
View
8 more retailers have this diamond
Prices start from HK$30,426 HKDSave up to HK$100,974 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
2.63ct Marquise
HK$30,426 HKD