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Round|Lab Grown|IGI

1.22ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG840634902

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634902

Diamond specifications and retailer prices

From $260 USD
As of October 29, 2026
Save $1,984 USD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,244 USD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

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 LG840634902 or 840634902. Listed at 22 retailers as of October 29, 2026, with prices from $260 to $2,244, a $1,984 spread on the same certified stone. Helzberg Diamonds lists it at $2,244. 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 angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634902
Dimensions6.81 × 6.86 × 4.24 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
6.81 mm6.86 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634902
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 40.9°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: Oct 29
Current: $2,244 USD|Low: $260 USD|High: $2,244 USD|Avg: $854 USD
Helzberg Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 7$260 USD
Retailer 12$291 USD
Retailer 22$302 USD
Retailer 3$322 USD
Retailer 18$322 USD
Retailer 17$500 USD
Retailer 14$514 USD
Retailer 8$537 USD
Retailer 13$538 USD
Retailer 16$554 USD
Retailer 11$574 USD
Retailer 2$615 USD
Retailer 6$724 USD
Retailer 4$991 USD
Retailer 10$1,037 USD
Retailer 21$1,046 USD
Retailer 15$1,088 USD
Retailer 20$1,143 USD
Retailer 19$1,294 USD
Retailer 9$1,520 USD
Retailer 5$1,800 USD
Helzberg Diamonds$2,244 USD

15 data points across 22 retailers

22 retailers$260 USD to $2,244 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
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$322 USD
View
A
Retailer 5
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$322 USD
View
A
Retailer 6
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$500 USD
View
Retailer 7
-
$514 USD
£405 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
$537 USD
View
A
Retailer 9
-
$538 USD
€512 EUR
View
A
Retailer 10
-
$554 USD
ZAR 8,951 ZAR
View
A
Retailer 11
-
$574 USD
View
A
Retailer 12
-
$615 USD
£484 GBP
View
B+
Retailer 13
-
$724 USD
View
B+
Retailer 14
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$991 USD
View
B+
Retailer 15
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$1,037 USD
View
B+
Retailer 16
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$1,046 USD
SGD 1,414 SGD
View
B+
Retailer 17
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$1,088 USD
View
B+
Retailer 18
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$1,143 USD
View
B
Retailer 19
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$1,294 USD
£1,019 GBP
View
Retailer 20
-
$1,520 USD
View
Price last confirmed 8 days ago
B
Retailer 21
-
$1,800 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKPGI · Oct 30
$2,244 USD
View
21 more retailers have this diamond
Prices start from $260 USDSave up to $1,984 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