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Round|Lab Grown|IGI

1.22ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG781618245

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618245

Diamond specifications and retailer prices

From $396 USD
As of October 29, 2026
Save $2,334 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,730 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round 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 LG781618245 or 781618245. Listed at 22 retailers as of October 29, 2026, with prices from $396 to $2,730, a $2,334 spread on the same certified stone. Brilliant Earth lists it at $2,730. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618245
Dimensions6.83 × 6.87 × 4.18 mm
L/W Ratio1.01
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
6.83 mm6.87 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618245
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

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: Oct 29
Current: $2,730 USD|Low: $444 USD|High: $2,730 USD|Avg: $995 USD
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
October 29, 2026
Retailer 4$444 USD
Retailer 5$444 USD
Retailer 12$491 USD
Retailer 9$640 USD
Retailer 3$723 USD
Retailer 10$782 USD
Retailer 2$802 USD
Retailer 8$845 USD
Retailer 7$860 USD
Retailer 11$1,181 USD
Retailer 13$1,564 USD
Retailer 6$1,930 USD
Brilliant Earth$2,730 USD

39 data points across 13 retailers

22 retailers$396 USD to $2,730 USD

A
Cheapest Retailer
-
$396 USD
A
Retailer 2
-
$444 USD
View
Final sale: no returns
A
Retailer 3
-
$444 USD
View
A
Retailer 4
-
$491 USD
View
A
Retailer 5
-
$491 USD
View
A
Retailer 6
-
$538 USD
HK$4,200 HKD
View
B+
Retailer 7
-
$640 USD
View
B+
Retailer 8
-
$660 USD
View
B+
Retailer 9
-
$723 USD
View
B+
Retailer 10
-
$771 USD
View
B+
Retailer 11
-
$782 USD
£616 GBP
View
B+
Retailer 12
-
$802 USD
£631 GBP
View
B+
Retailer 13
-
$845 USD
ZAR 13,643 ZAR
View
B+
Retailer 14
-
$860 USD
€819 EUR
View
B
Retailer 15
-
$1,181 USD
View
B
Retailer 16
-
$1,564 USD
SGD 2,114 SGD
View
B
Retailer 17
-
$1,580 USD
View
B
Retailer 18
-
$1,616 USD
View
B
Retailer 19
-
$1,801 USD
View
B
Retailer 20
-
$1,820 USD
View
B
Retailer 21
-
$1,930 USD
£1,520 GBP
View
Most Expensive
B
Brilliant Earth
18991997A · Oct 29
$2,730 USD
View
21 more retailers have this diamond
Prices start from $396 USDSave up to $2,334 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 Round
$396 USD