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Marquise|Lab Grown|IGI

1.22ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754508146

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508146

Diamond specifications and retailer prices

From $514 NZD
As of November 5, 2026
Save $3,690 NZD (88%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $4,204 NZD 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508146 or 754508146. Listed at 32 retailers as of November 5, 2026, with prices from $514 to $4,204, a $3,690 spread on the same certified stone. Do Amore Diamonds lists it at $4,204. 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 angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508146
Dimensions11.26 × 5.54 × 3.44 mm
L/W Ratio2.03
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
11.26 mm5.54 mm1.22 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508146
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.1%

Caratlytics Score

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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 5
Current: $4,204 NZD|Low: $514 NZD|High: $5,375 NZD|Avg: $2,017 NZD|-21.8%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 22
November 5, 2026
Retailer 2$514 NZD
Retailer 12$605 NZD
Retailer 18$632 NZD
Retailer 17$816 NZD
Retailer 22$848 NZD
Retailer 4$1,020 NZD
Retailer 13$1,043 NZD
Retailer 6$1,332 NZD
Retailer 9$1,341 NZD
Retailer 8$1,428 NZD
Retailer 5$1,471 NZD
Retailer 10$1,646 NZD
Retailer 20$1,753 NZD
Retailer 19$1,928 NZD
Retailer 7$2,225 NZD
Retailer 21$2,379 NZD
Retailer 3$2,382 NZD
Retailer 16$2,397 NZD
Retailer 14$2,409 NZD
Retailer 11$2,803 NZD
Retailer 15$2,927 NZD
Do Amore Diamonds$4,204 NZD

36 data points across 22 retailers

32 retailers$514 NZD to $4,204 NZD

A
Cheapest Retailer
-
$514 NZD
Final sale: no returns
Retailer 2
-
$605 NZD
View
Price last confirmed 28 days ago
Retailer 3
-
$605 NZD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$632 NZD
View
Retailer 5
-
$703 NZD
View
Price last confirmed 37 days ago
Retailer 6
-
$742 NZD
View
Price last confirmed 37 days ago
Retailer 7
-
$750 NZD
View
Price last confirmed 33 days ago
Retailer 8
-
$750 NZD
View
Price last confirmed 26 days ago
A
Retailer 9
-
$816 NZD
View
A
Retailer 10
-
$848 NZD
View
A
Retailer 11
-
$1,020 NZD
View
A
Retailer 12
-
$1,043 NZD
View
A
Retailer 13
-
$1,142 NZD
View
A
Retailer 14
-
$1,183 NZD
View
B+
Retailer 15
-
$1,332 NZD
View
B+
Retailer 16
-
$1,341 NZD
View
B+
Retailer 17
-
$1,428 NZD
View
B+
Retailer 18
-
$1,471 NZD
View
B+
Retailer 19
-
$1,646 NZD
View
B+
Retailer 20
-
$1,753 NZD
View
B+
Retailer 21
-
$1,928 NZD
View
B
Retailer 22
-
$2,225 NZD
View
B+
Retailer 23
-
$2,379 NZD
View
B
Retailer 24
-
$2,382 NZD
View
B+
Retailer 25
-
$2,397 NZD
View
Retailer 26
-
$2,409 NZD
View
Price last confirmed 28 days ago
Retailer 27
-
$2,665 NZD
View
Price last confirmed 36 days ago
Retailer 28
-
$2,665 NZD
View
Price last confirmed 26 days ago
B
Retailer 29
-
$2,803 NZD
View
B
Retailer 30
-
$2,927 NZD
View
B
Retailer 31
-
$3,085 NZD
View
Most Expensive
B
Do Amore Diamonds
27-5169192F8 · Nov 5
$4,204 NZD
$2,370 USD
View
31 more retailers have this diamond
Prices start from $514 NZDSave up to $3,690 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
$514 NZD