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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 $1,845 SGD
$1,443 USD
As of October 30, 2026
Save $4,170 SGD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,015 SGD 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 $1,845 to $6,015, a $4,170 spread on the same certified stone. With Clarity lists it at $6,015. 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: $4,705 SGD|Low: $1,845 SGD|High: $6,942 SGD|Avg: $3,685 SGD|-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 8$1,845 SGD
Retailer 2$1,931 SGD
Retailer 10$2,132 SGD
Retailer 4$2,283 SGD
Retailer 11$2,378 SGD
Retailer 5$2,536 SGD
Retailer 6$2,699 SGD
Retailer 9$4,072 SGD
Retailer 1$4,705 SGD
Retailer 7$5,374 SGD
Retailer 3$5,505 SGD
With Clarity$6,015 SGD

42 data points across 12 retailers

12 retailers$1,845 SGD to $6,015 SGD

A
Cheapest Retailer
-
$1,845 SGD
$1,443 USD
A
Retailer 2
-
$1,931 SGD
HK$11,800 HKD
View
A
Retailer 3
-
$2,132 SGD
$1,668 USD
View
A
Retailer 4
-
$2,283 SGD
£1,406 GBP
View
A
Retailer 5
-
$2,378 SGD
$1,860 USD
View
A
Retailer 6
-
$2,536 SGD
€1,889 EUR
View
B+
Retailer 7
-
$2,699 SGD
A$3,248 AUD
View
B
Retailer 8
-
$4,072 SGD
$3,186 USD
View
B
Retailer 9
-
$4,705 SGD
$3,680 USD
View
B
Retailer 10
-
$5,374 SGD
£3,310 GBP
View
B
Retailer 11
-
$5,505 SGD
$4,306 USD
View
Most Expensive
B
With Clarity
799671726 · Oct 30
$6,015 SGD
$4,705 USD
View
11 more retailers have this diamond
Prices start from $1,845 SGDSave up to $4,170 SGD

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
$1,845 SGD