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Marquise|Lab Grown|IGI

1.22ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG768629888

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768629888

Diamond specifications and retailer prices

From $656 USD
As of November 2, 2026
Save $2,044 USD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,700 USD at Brilliant Earth · As of November 2, 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 LG768629888 or 768629888. Listed at 14 retailers as of November 2, 2026, with prices from $656 to $2,700, a $2,044 spread on the same certified stone. Brilliant Earth lists it at $2,700. 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
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629888
Dimensions11.25 × 5.71 × 3.41 mm
L/W Ratio1.97
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
11.25 mm5.71 mm1.22 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629888
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 39°Culet: NoneDepth 59.7%

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 2
Current: $2,700 USD|Low: $656 USD|High: $3,240 USD|Avg: $1,504 USD|-16.7%
Brilliant Earth
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
November 2, 2026
Retailer 4$656 USD
Retailer 12$804 USD
Retailer 6$806 USD
Retailer 5$905 USD
Retailer 9$985 USD
Retailer 7$992 USD
Retailer 2$1,104 USD
Retailer 10$1,149 USD
Retailer 3$1,503 USD
Retailer 14$1,982 USD
Retailer 13$2,198 USD
Retailer 11$2,405 USD
Retailer 8$2,672 USD
Brilliant Earth$2,700 USD

42 data points across 14 retailers

14 retailers$656 USD to $2,700 USD

A
Cheapest Retailer
-
$656 USD
B+
Retailer 2
-
$804 USD
View
B+
Retailer 3
-
$806 USD
HK$6,300 HKD
View
B+
Retailer 4
-
$905 USD
View
B+
Retailer 5
-
$985 USD
€938 EUR
View
B+
Retailer 6
-
$992 USD
£781 GBP
View
B+
Retailer 7
-
$1,104 USD
ZAR 17,831 ZAR
View
B+
Retailer 8
-
$1,149 USD
A$1,768 AUD
View
Retailer 9
-
$1,503 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$1,982 USD
View
B
Retailer 11
-
$2,198 USD
View
B
Retailer 12
-
$2,405 USD
View
B
Retailer 13
-
$2,672 USD
£2,104 GBP
View
Most Expensive
B
Brilliant Earth
19647329Y · Nov 2
$2,700 USD
View
13 more retailers have this diamond
Prices start from $656 USDSave up to $2,044 USD

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
$656 USD