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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 $370 AUD
$260 USD
As of October 29, 2026
Save $2,824 AUD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,195 AUD 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 $370 to $3,195, a $2,824 spread on the same certified stone. Helzberg Diamonds lists it at $3,195. 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 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: $3,195 AUD|Low: $370 AUD|High: $3,195 AUD|Avg: $1,216 AUD
Helzberg Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 7$370 AUD
Retailer 12$414 AUD
Retailer 22$430 AUD
Retailer 3$458 AUD
Retailer 18$458 AUD
Retailer 17$712 AUD
Retailer 14$732 AUD
Retailer 8$764 AUD
Retailer 13$765 AUD
Retailer 16$789 AUD
Retailer 11$817 AUD
Retailer 2$875 AUD
Retailer 6$1,031 AUD
Retailer 4$1,411 AUD
Retailer 10$1,476 AUD
Retailer 21$1,490 AUD
Retailer 15$1,549 AUD
Retailer 20$1,627 AUD
Retailer 19$1,842 AUD
Retailer 9$2,164 AUD
Retailer 5$2,562 AUD
Helzberg Diamonds$3,195 AUD

15 data points across 22 retailers

22 retailers$370 AUD to $3,195 AUD

A
Cheapest Retailer
-
$370 AUD
$260 USD
A
Retailer 2
-
$414 AUD
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$430 AUD
$302 USD
View
A
Retailer 4
-
$458 AUD
$322 USD
View
A
Retailer 5
-
$458 AUD
$322 USD
View
A
Retailer 6
-
$712 AUD
$500 USD
View
Retailer 7
-
$732 AUD
£405 GBP
View
Price last confirmed 14 days ago
A
Retailer 8
-
$764 AUD
$537 USD
View
A
Retailer 9
-
$765 AUD
€512 EUR
View
A
Retailer 10
-
$789 AUD
ZAR 8,951 ZAR
View
A
Retailer 11
-
$817 AUD
$574 USD
View
A
Retailer 12
-
$875 AUD
£484 GBP
View
B+
Retailer 13
-
$1,031 AUD
$724 USD
View
B+
Retailer 14
-
$1,411 AUD
$991 USD
View
B+
Retailer 15
-
$1,476 AUD
$1,037 USD
View
B+
Retailer 16
-
$1,490 AUD
SGD 1,414 SGD
View
B+
Retailer 17
-
$1,549 AUD
$1,088 USD
View
B+
Retailer 18
-
$1,627 AUD
$1,143 USD
View
B
Retailer 19
-
$1,842 AUD
£1,019 GBP
View
Retailer 20
-
$2,164 AUD
$1,520 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$2,562 AUD
$1,800 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKPGI · Oct 30
$3,195 AUD
$2,244 USD
View
21 more retailers have this diamond
Prices start from $370 AUDSave up to $2,824 AUD

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
$370 AUD