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Marquise|Lab Grown|IGI

1.22ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790611808

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611808

Diamond specifications and retailer prices

From $594 NZD
As of November 4, 2026
Save $3,752 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,346 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611808 or 790611808. Listed at 22 retailers as of November 4, 2026, with prices from $594 to $4,346, a $3,752 spread on the same certified stone. Brilliant Earth lists it at $4,346. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611808
Dimensions11.10 × 5.54 × 3.47 mm
L/W Ratio2.00
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
11.10 mm5.54 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611808
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

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 4
Current: $4,346 NZD|Low: $594 NZD|High: $5,819 NZD|Avg: $1,972 NZD|-25.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 17
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Retailer 22
November 4, 2026
Retailer 15$594 NZD
Retailer 10$663 NZD
Retailer 5$688 NZD
Retailer 4$736 NZD
Retailer 21$736 NZD
Retailer 6$816 NZD
Retailer 17$1,011 NZD
Retailer 9$1,169 NZD
Retailer 18$1,187 NZD
Retailer 11$1,190 NZD
Retailer 13$1,268 NZD
Retailer 2$1,306 NZD
Retailer 3$1,435 NZD
Retailer 22$2,159 NZD
Retailer 14$2,352 NZD
Retailer 20$2,367 NZD
Retailer 8$2,443 NZD
Retailer 7$2,865 NZD
Retailer 12$2,879 NZD
Retailer 16$2,948 NZD
Retailer 19$4,266 NZD
Brilliant Earth$4,346 NZD

39 data points across 22 retailers

22 retailers$594 NZD to $4,346 NZD

A+
Cheapest Retailer
-
$594 NZD
A
Retailer 2
-
$663 NZD
View
Final sale: no returns
A
Retailer 3
-
$688 NZD
View
Retailer 4
-
$736 NZD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$736 NZD
View
A
Retailer 6
-
$816 NZD
View
A
Retailer 7
-
$1,011 NZD
View
A
Retailer 8
-
$1,169 NZD
View
Retailer 9
-
$1,187 NZD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$1,190 NZD
View
A
Retailer 11
-
$1,268 NZD
View
A
Retailer 12
-
$1,306 NZD
View
B+
Retailer 13
-
$1,435 NZD
View
B
Retailer 14
-
$2,159 NZD
View
B+
Retailer 15
-
$2,352 NZD
View
B+
Retailer 16
-
$2,367 NZD
View
B
Retailer 17
-
$2,443 NZD
View
B
Retailer 18
-
$2,865 NZD
View
B
Retailer 19
-
$2,879 NZD
View
B
Retailer 20
-
$2,948 NZD
View
Retailer 21
-
$4,266 NZD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
19074408A · Nov 4
$4,346 NZD
$2,450 USD
View
21 more retailers have this diamond
Prices start from $594 NZDSave up to $3,752 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
$594 NZD