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Marquise|Lab Grown|IGI

1.81ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG799671726

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799671726

Diamond specifications and retailer prices

From HK$11,321 HKD
$1,443 USD
As of October 30, 2026
Save HK$25,593 HKD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$36,914 HKD at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.81ct lab-grown marquise diamond

This 1.81ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799671726 or 799671726. Listed at 12 retailers as of October 30, 2026, with prices from HK$11,321 to HK$36,914, a HK$25,593 spread on the same certified stone. With Clarity lists it at HK$36,914. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799671726
Dimensions12.61 × 6.41 × 3.97 mm
L/W Ratio1.97
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
12.61 mm6.41 mm1.81 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799671726
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

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$28,872 HKD|Low: HK$11,321 HKD|High: HK$42,602 HKD|Avg: HK$22,617 HKD|-32.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 30, 2026
Retailer 8HK$11,321 HKD
Retailer 2HK$11,850 HKD
Retailer 10HK$13,087 HKD
Retailer 4HK$14,009 HKD
Retailer 11HK$14,593 HKD
Retailer 5HK$15,562 HKD
Retailer 6HK$16,564 HKD
Retailer 9HK$24,993 HKD
Retailer 1HK$28,872 HKD
Retailer 7HK$32,981 HKD
Retailer 3HK$33,785 HKD
With ClarityHK$36,914 HKD

42 data points across 12 retailers

12 retailersHK$11,321 HKD to HK$36,914 HKD

A
Cheapest Retailer
-
HK$11,321 HKD
$1,443 USD
A
Retailer 2
-
HK$11,850 HKD
View
A
Retailer 3
-
HK$13,087 HKD
$1,668 USD
View
A
Retailer 4
-
HK$14,009 HKD
£1,406 GBP
View
A
Retailer 5
-
HK$14,593 HKD
$1,860 USD
View
A
Retailer 6
-
HK$15,562 HKD
€1,889 EUR
View
B+
Retailer 7
-
HK$16,564 HKD
A$3,248 AUD
View
B
Retailer 8
-
HK$24,993 HKD
$3,186 USD
View
B
Retailer 9
-
HK$28,872 HKD
$3,680 USD
View
B
Retailer 10
-
HK$32,981 HKD
£3,310 GBP
View
B
Retailer 11
-
HK$33,785 HKD
$4,306 USD
View
Most Expensive
B
With Clarity
799671726 · Oct 30
HK$36,914 HKD
$4,705 USD
View
11 more retailers have this diamond
Prices start from HK$11,321 HKDSave up to HK$25,593 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
1.81ct Marquise
HK$11,321 HKD