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Marquise|Lab Grown|IGI

1.22ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754563664

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754563664

Diamond specifications and retailer prices

From $441 AUD
As of November 4, 2026
Save $3,487 AUD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,928 AUD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754563664 or 754563664. Listed at 25 retailers as of November 4, 2026, with prices from $441 to $3,928, a $3,487 spread on the same certified stone. Do Amore Diamonds lists it at $3,928. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754563664
Dimensions10.83 × 5.57 × 3.51 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
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
10.83 mm5.57 mm1.22 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754563664
Side View
Table 60.0%Crown 36.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.0%

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: Nov 4
Current: $3,928 AUD|Low: $441 AUD|High: $5,128 AUD|Avg: $1,654 AUD|-23.4%
Do Amore Diamonds
Retailer 2
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Retailer 25
November 6, 2026
Retailer 4$441 AUD
Retailer 10$513 AUD
Retailer 20$533 AUD
Retailer 21$549 AUD
Retailer 13$619 AUD
Retailer 23$721 AUD
Retailer 24$804 AUD
Retailer 7$857 AUD
Retailer 19$890 AUD
Retailer 18$1,046 AUD
Retailer 2$1,074 AUD
Retailer 16$1,219 AUD
Retailer 14$1,363 AUD
Retailer 11$1,380 AUD
Retailer 3$1,487 AUD
Retailer 17$1,501 AUD
Retailer 6$1,684 AUD
Retailer 5$1,946 AUD
Retailer 12$2,173 AUD
Retailer 8$2,197 AUD
Retailer 9$2,326 AUD
Retailer 22$2,417 AUD
Retailer 15$2,594 AUD
Retailer 25$2,628 AUD
Do Amore Diamonds$3,928 AUD

28 data points across 25 retailers

25 retailers$441 AUD to $3,928 AUD

A
Cheapest Retailer
-
$441 AUD
A
Retailer 2
-
$513 AUD
View
A
Retailer 3
-
$533 AUD
View
Final sale: no returns
A
Retailer 4
-
$549 AUD
View
A
Retailer 5
-
$619 AUD
View
A
Retailer 6
-
$721 AUD
View
A
Retailer 7
-
$804 AUD
View
A
Retailer 8
-
$857 AUD
View
A
Retailer 9
-
$890 AUD
View
B+
Retailer 10
-
$1,046 AUD
View
A
Retailer 11
-
$1,074 AUD
View
Retailer 12
-
$1,219 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$1,363 AUD
View
B+
Retailer 14
-
$1,380 AUD
View
B+
Retailer 15
-
$1,487 AUD
View
B+
Retailer 16
-
$1,501 AUD
View
B+
Retailer 17
-
$1,684 AUD
View
B+
Retailer 18
-
$1,946 AUD
View
B+
Retailer 19
-
$2,173 AUD
View
B+
Retailer 20
-
$2,197 AUD
View
B+
Retailer 21
-
$2,326 AUD
View
B
Retailer 22
-
$2,417 AUD
View
B
Retailer 23
-
$2,594 AUD
View
B
Retailer 24
-
$2,628 AUD
View
Most Expensive
B
Do Amore Diamonds
27-D5960985F · Nov 5
$3,928 AUD
$2,750 USD
View
24 more retailers have this diamond
Prices start from $441 AUDSave up to $3,487 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
$441 AUD