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Marquise|Lab Grown|IGI

1.81ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG844627240

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844627240

Diamond specifications and retailer prices

From $929 SGD
$727 USD
As of November 1, 2026
Save $5,833 SGD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,763 SGD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844627240 or 844627240. Listed at 18 retailers as of November 1, 2026, with prices from $929 to $6,763, a $5,833 spread on the same certified stone. Brilliant Earth lists it at $6,763. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844627240
Dimensions13.22 × 6.02 × 3.81 mm
L/W Ratio2.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.22 mm6.02 mm1.81 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844627240
Side View
Table 63.0%Crown 41.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: $6,763 SGD|Low: $929 SGD|High: $6,763 SGD|Avg: $2,452 SGD
Brilliant Earth
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
November 2, 2026
Retailer 3$929 SGD
Retailer 12$1,089 SGD
Retailer 13$1,189 SGD
Retailer 11$1,381 SGD
Retailer 9$1,517 SGD
Retailer 2$1,539 SGD
Retailer 10$1,798 SGD
Retailer 15$1,939 SGD
Retailer 5$2,398 SGD
Retailer 6$2,471 SGD
Retailer 8$3,039 SGD
Retailer 16$3,285 SGD
Retailer 17$3,323 SGD
Retailer 14$3,421 SGD
Retailer 4$3,992 SGD
Retailer 7$4,114 SGD
Retailer 18$5,932 SGD
Brilliant Earth$6,763 SGD

15 data points across 18 retailers

18 retailers$929 SGD to $6,763 SGD

A+
Cheapest Retailer
-
$929 SGD
$727 USD
Final sale: no returns
A
Retailer 2
-
$1,089 SGD
£671 GBP
View
A
Retailer 3
-
$1,189 SGD
$930 USD
View
A
Retailer 4
-
$1,381 SGD
$1,080 USD
View
A
Retailer 5
-
$1,517 SGD
€1,130 EUR
View
A
Retailer 6
-
$1,539 SGD
£948 GBP
View
Retailer 7
-
$1,798 SGD
ZAR 22,725 ZAR
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,939 SGD
$1,517 USD
View
A
Retailer 9
-
$2,398 SGD
A$2,886 AUD
View
A
Retailer 10
-
$2,471 SGD
$1,933 USD
View
B+
Retailer 11
-
$3,039 SGD
£1,872 GBP
View
B+
Retailer 12
-
$3,285 SGD
$2,570 USD
View
B+
Retailer 13
-
$3,323 SGD
$2,600 USD
View
B+
Retailer 14
-
$3,421 SGD
$2,676 USD
View
B+
Retailer 15
-
$3,992 SGD
View
B+
Retailer 16
-
$4,114 SGD
£2,534 GBP
View
B
Retailer 17
-
$5,932 SGD
A$7,139 AUD
View
Most Expensive
B
Brilliant Earth
22272552A · Nov 1
$6,763 SGD
$5,290 USD
View
17 more retailers have this diamond
Prices start from $929 SGDSave up to $5,833 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
$929 SGD