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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 $1,035 AUD
$727 USD
As of November 1, 2026
Save $6,496 AUD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,531 AUD 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 $1,035 to $7,531, a $6,496 spread on the same certified stone. Brilliant Earth lists it at $7,531. 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: $7,531 AUD|Low: $1,035 AUD|High: $7,531 AUD|Avg: $2,731 AUD
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$1,035 AUD
Retailer 12$1,213 AUD
Retailer 13$1,324 AUD
Retailer 11$1,537 AUD
Retailer 9$1,689 AUD
Retailer 2$1,714 AUD
Retailer 10$2,003 AUD
Retailer 15$2,160 AUD
Retailer 5$2,671 AUD
Retailer 6$2,752 AUD
Retailer 8$3,385 AUD
Retailer 16$3,659 AUD
Retailer 17$3,701 AUD
Retailer 14$3,810 AUD
Retailer 4$4,446 AUD
Retailer 7$4,581 AUD
Retailer 18$6,606 AUD
Brilliant Earth$7,531 AUD

15 data points across 18 retailers

18 retailers$1,035 AUD to $7,531 AUD

A+
Cheapest Retailer
-
$1,035 AUD
$727 USD
Final sale: no returns
A
Retailer 2
-
$1,213 AUD
£671 GBP
View
A
Retailer 3
-
$1,324 AUD
$930 USD
View
A
Retailer 4
-
$1,537 AUD
$1,080 USD
View
A
Retailer 5
-
$1,689 AUD
€1,130 EUR
View
A
Retailer 6
-
$1,714 AUD
£948 GBP
View
Retailer 7
-
$2,003 AUD
ZAR 22,725 ZAR
View
Price last confirmed 9 days ago
A
Retailer 8
-
$2,160 AUD
$1,517 USD
View
A
Retailer 9
-
$2,671 AUD
View
A
Retailer 10
-
$2,752 AUD
$1,933 USD
View
B+
Retailer 11
-
$3,385 AUD
£1,872 GBP
View
B+
Retailer 12
-
$3,659 AUD
$2,570 USD
View
B+
Retailer 13
-
$3,701 AUD
$2,600 USD
View
B+
Retailer 14
-
$3,810 AUD
$2,676 USD
View
B+
Retailer 15
-
$4,446 AUD
SGD 4,220 SGD
View
B+
Retailer 16
-
$4,581 AUD
£2,534 GBP
View
B
Retailer 17
-
$6,606 AUD
View
Most Expensive
B
Brilliant Earth
22272552A · Nov 1
$7,531 AUD
$5,290 USD
View
17 more retailers have this diamond
Prices start from $1,035 AUDSave up to $6,496 AUD

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
$1,035 AUD