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Round|Lab Grown|IGI

1.22ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG825660121

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825660121

Diamond specifications and retailer prices

From $260 USD
As of October 29, 2026
Save $1,540 USD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,800 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 LG825660121 or 825660121. Listed at 20 retailers as of October 29, 2026, with prices from $260 to $1,800, a $1,540 spread on the same certified stone. Brilliant Earth lists it at $1,800. 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 angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660121
Dimensions6.86 × 6.80 × 4.25 mm
L/W Ratio1.01
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
6.86 mm6.80 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660121
Side View
Table 57.0%Crown 35.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A+
Exceptional
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: $1,800 USD|Low: $291 USD|High: $2,110 USD|Avg: $822 USD|-14.7%
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
Retailer 15
October 30, 2026
Retailer 6$291 USD
Retailer 3$302 USD
Retailer 11$480 USD
Retailer 4$537 USD
Retailer 9$538 USD
Retailer 10$554 USD
Retailer 2$615 USD
Retailer 5$724 USD
Retailer 15$991 USD
Retailer 13$1,046 USD
Retailer 7$1,088 USD
Retailer 12$1,143 USD
Retailer 8$1,299 USD
Retailer 14$1,520 USD
Brilliant Earth$1,800 USD

39 data points across 15 retailers

20 retailers$260 USD to $1,800 USD

A+
Cheapest Retailer
-
$260 USD
A
Retailer 2
-
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$302 USD
View
A
Retailer 4
-
$322 USD
View
A
Retailer 5
-
$322 USD
View
A
Retailer 6
-
$480 USD
View
A
Retailer 7
-
$537 USD
View
A
Retailer 8
-
$538 USD
€512 EUR
View
A
Retailer 9
-
$554 USD
ZAR 8,951 ZAR
View
A
Retailer 10
-
$615 USD
£484 GBP
View
B+
Retailer 11
-
$724 USD
View
B+
Retailer 12
-
$991 USD
View
B+
Retailer 13
-
$1,037 USD
View
B+
Retailer 14
-
$1,046 USD
SGD 1,414 SGD
View
B+
Retailer 15
-
$1,088 USD
View
B+
Retailer 16
-
$1,143 USD
View
B+
Retailer 17
-
$1,299 USD
£1,023 GBP
View
Retailer 18
-
$1,520 USD
View
Price last confirmed 9 days ago
Retailer 19
-
$1,520 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21434024A · Oct 29
$1,800 USD
View
19 more retailers have this diamond
Prices start from $260 USDSave up to $1,540 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
$260 USD