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Marquise|Lab Grown|IGI

1.22ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG787623241

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787623241

Diamond specifications and retailer prices

From $694 AUD
As of November 4, 2026
Save $2,606 AUD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,436 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787623241 or 787623241. Listed at 14 retailers as of November 4, 2026, with a 375% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623241
Dimensions10.94 × 5.56 × 3.49 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
10.94 mm5.56 mm1.22 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623241
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,436 AUD|Low: $694 AUD|High: $4,685 AUD|Avg: $2,206 AUD|-1.4%
Rare Carat
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
November 5, 2026
Retailer 9$694 AUD
Retailer 11$857 AUD
Retailer 7$1,074 AUD
Retailer 2$1,159 AUD
Retailer 5$1,213 AUD
Retailer 13$1,380 AUD
Retailer 4$1,406 AUD
Retailer 3$1,576 AUD
Retailer 6$1,623 AUD
Retailer 14$2,006 AUD
Retailer 12$2,316 AUD
Retailer 8$2,417 AUD
Retailer 10$3,300 AUD
Rare Carat$3,436 AUD

42 data points across 14 retailers

14 retailers$694 AUD to $3,300 AUD

A
Cheapest Retailer
-
$694 AUD
A
Retailer 2
-
$857 AUD
View
A
Retailer 3
-
$1,074 AUD
View
B+
Retailer 4
-
$1,159 AUD
View
B+
Retailer 5
-
$1,213 AUD
View
B+
Retailer 6
-
$1,380 AUD
View
Retailer 7
-
$1,406 AUD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$1,576 AUD
View
B+
Retailer 9
-
$1,623 AUD
View
B+
Retailer 10
-
$2,006 AUD
View
B+
Retailer 11
-
$2,316 AUD
View
B
Retailer 12
-
$2,417 AUD
View
B
Retailer 13
-
$3,300 AUD
View
Most Expensive
Rare Carat
1106_l_787623241 · Oct 28
$3,436 AUD
$2,405 USD
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from $694 AUDSave up to $2,606 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
1.22ct Marquise
$694 AUD