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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 $366 NZD
$206 USD
As of October 30, 2026
Save $3,724 NZD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,090 NZD 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 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 October 28, 2026, with prices from $366 to $4,090, a $3,724 spread on the same certified stone. Rare Carat lists it at $4,090. 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: Oct 30
Current: $4,090 NZD|Low: $366 NZD|High: $4,824 NZD|Avg: $1,948 NZD|+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
October 30, 2026
Retailer 12$366 NZD
Retailer 4$424 NZD
Retailer 6$586 NZD
Retailer 13$727 NZD
Retailer 16$784 NZD
Retailer 9$876 NZD
Retailer 7$905 NZD
Retailer 5$1,116 NZD
Retailer 11$1,289 NZD
Retailer 14$1,462 NZD
Retailer 3$1,608 NZD
Retailer 10$2,015 NZD
Retailer 15$3,513 NZD
Retailer 2$3,850 NZD
Rare Carat$4,090 NZD
Retailer 8$4,824 NZD

27 data points across 16 retailers

14 retailers$366 NZD to $4,090 NZD

A+
Cheapest Retailer
-
$366 NZD
$206 USD
A
Retailer 2
-
$424 NZD
$239 USD
View
A
Retailer 3
-
$586 NZD
$330 USD
View
Final sale: no returns
A
Retailer 4
-
$727 NZD
$410 USD
View
A
Retailer 5
-
$784 NZD
$442 USD
View
A
Retailer 6
-
$876 NZD
€470 EUR
View
A
Retailer 7
-
$1,116 NZD
$629 USD
View
A
Retailer 8
-
$1,289 NZD
A$1,118 AUD
View
B+
Retailer 9
-
$1,462 NZD
$824 USD
View
B+
Retailer 10
-
$1,608 NZD
$906 USD
View
B+
Retailer 11
-
$2,015 NZD
£894 GBP
View
B
Retailer 12
-
$3,513 NZD
$1,980 USD
View
B
Retailer 13
-
$3,850 NZD
$2,170 USD
View
Most Expensive
B
Rare Carat
B85-20B · Oct 28
$4,090 NZD
$2,305 USD
View
13 more retailers have this diamond
Prices start from $366 NZDSave up to $3,724 NZD

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
$366 NZD