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Marquise|Lab Grown|IGI

1.22ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG784645164

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784645164

Diamond specifications and retailer prices

From $294 AUD
$206 USD
As of November 2, 2026
Save $2,995 AUD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,289 AUD at Rare Carat · As of November 1, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645164 or 784645164. Listed at 14 retailers as of November 1, 2026, with prices from $294 to $3,289, a $2,995 spread on the same certified stone. Rare Carat lists it at $3,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645164
Dimensions11.58 × 5.68 × 3.27 mm
L/W Ratio2.04
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
11.58 mm5.68 mm1.22 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645164
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 37.1°Culet: NoneDepth 57.6%

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 2
Current: $3,289 AUD|Low: $294 AUD|High: $3,879 AUD|Avg: $1,560 AUD|+6.2%
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 12$294 AUD
Retailer 4$341 AUD
Retailer 6$471 AUD
Retailer 13$585 AUD
Retailer 16$631 AUD
Retailer 10$704 AUD
Retailer 7$728 AUD
Retailer 5$898 AUD
Retailer 11$1,037 AUD
Retailer 14$1,176 AUD
Retailer 3$1,293 AUD
Retailer 2$1,613 AUD
Retailer 15$2,825 AUD
Retailer 9$3,096 AUD
Rare Carat$3,289 AUD
Retailer 8$3,879 AUD

27 data points across 16 retailers

14 retailers$294 AUD to $3,289 AUD

A+
Cheapest Retailer
-
$294 AUD
$206 USD
A
Retailer 2
-
$341 AUD
$239 USD
View
A
Retailer 3
-
$471 AUD
$330 USD
View
Final sale: no returns
A
Retailer 4
-
$585 AUD
$410 USD
View
A
Retailer 5
-
$631 AUD
$442 USD
View
A
Retailer 6
-
$704 AUD
€470 EUR
View
A
Retailer 7
-
$898 AUD
$629 USD
View
A
Retailer 8
-
$1,037 AUD
View
B+
Retailer 9
-
$1,176 AUD
$824 USD
View
B+
Retailer 10
-
$1,293 AUD
$906 USD
View
B+
Retailer 11
-
$1,613 AUD
£890 GBP
View
B
Retailer 12
-
$2,825 AUD
$1,980 USD
View
B
Retailer 13
-
$3,096 AUD
$2,170 USD
View
Most Expensive
B
Rare Carat
B85-20B · Nov 1
$3,289 AUD
$2,305 USD
View
13 more retailers have this diamond
Prices start from $294 AUDSave up to $2,995 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
$294 AUD