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Marquise|Lab Grown|IGI

1.22ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG848608663

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848608663

Diamond specifications and retailer prices

From $504 NZD
As of November 4, 2026
Save $3,026 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,530 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG848608663 or 848608663. Listed at 12 retailers as of November 4, 2026, with prices from $504 to $3,530, a $3,026 spread on the same certified stone. Brilliant Earth lists it at $3,530. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848608663
Dimensions11.27 × 5.68 × 3.48 mm
L/W Ratio1.98
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
11.27 mm5.68 mm1.22 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848608663
Side View
Table 60.0%Crown 34.2°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.3%

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: $3,530 NZD|Low: $504 NZD|High: $3,530 NZD|Avg: $1,472 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 3$504 NZD
Retailer 6$591 NZD
Retailer 7$754 NZD
Retailer 8$843 NZD
Retailer 2$1,050 NZD
Retailer 11$1,371 NZD
Retailer 9$1,417 NZD
Retailer 10$1,721 NZD
Retailer 4$1,804 NZD
Retailer 12$1,891 NZD
Retailer 5$2,237 NZD
Brilliant Earth$3,530 NZD

3 data points across 12 retailers

12 retailers$504 NZD to $3,530 NZD

A
Cheapest Retailer
-
$504 NZD
Final sale: no returns
A
Retailer 2
-
$591 NZD
View
A
Retailer 3
-
$754 NZD
View
A
Retailer 4
-
$843 NZD
View
A
Retailer 5
-
$1,050 NZD
View
B+
Retailer 6
-
$1,371 NZD
View
B+
Retailer 7
-
$1,417 NZD
View
B+
Retailer 8
-
$1,721 NZD
View
B+
Retailer 9
-
$1,804 NZD
View
B+
Retailer 10
-
$1,891 NZD
View
B
Retailer 11
-
$2,237 NZD
View
Most Expensive
B
Brilliant Earth
22440438A · Nov 4
$3,530 NZD
$1,990 USD
View
11 more retailers have this diamond
Prices start from $504 NZDSave up to $3,026 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
$504 NZD