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Round|Lab Grown|IGI

1.22ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG841678727

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841678727

Diamond specifications and retailer prices

From $360 AUD
$252 USD
As of November 1, 2026
Save $1,795 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,155 AUD at Brilliant Earth · As of November 2, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841678727 or 841678727. Listed at 16 retailers as of November 1, 2026, with prices from $360 to $2,155, a $1,795 spread on the same certified stone. Brilliant Earth lists it at $2,155. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678727
Dimensions6.86 × 6.88 × 4.19 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS 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 mm6.88 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678727
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.1%

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 1
Current: $2,155 AUD|Low: $360 AUD|High: $2,469 AUD|Avg: $1,134 AUD|-12.7%
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
Retailer 16
November 2, 2026
Retailer 3$360 AUD
Retailer 15$417 AUD
Retailer 16$676 AUD
Retailer 2$707 AUD
Retailer 4$745 AUD
Retailer 10$749 AUD
Retailer 12$781 AUD
Retailer 6$1,059 AUD
Retailer 14$1,084 AUD
Retailer 5$1,368 AUD
Retailer 7$1,433 AUD
Retailer 11$1,592 AUD
Retailer 8$1,669 AUD
Retailer 9$1,785 AUD
Retailer 13$1,912 AUD
Brilliant Earth$2,155 AUD

13 data points across 16 retailers

16 retailers$360 AUD to $2,155 AUD

A
Cheapest Retailer
-
$360 AUD
$252 USD
A
Retailer 2
-
$417 AUD
$292 USD
View
A
Retailer 3
-
$676 AUD
$474 USD
View
A
Retailer 4
-
$707 AUD
£390 GBP
View
A
Retailer 5
-
$745 AUD
$522 USD
View
A
Retailer 6
-
$749 AUD
$525 USD
View
A
Retailer 7
-
$781 AUD
€521 EUR
View
B+
Retailer 8
-
$1,059 AUD
$742 USD
View
B+
Retailer 9
-
$1,084 AUD
View
B+
Retailer 10
-
$1,368 AUD
$959 USD
View
B+
Retailer 11
-
$1,433 AUD
$1,004 USD
View
B
Retailer 12
-
$1,592 AUD
View
B
Retailer 13
-
$1,669 AUD
$1,170 USD
View
B+
Retailer 14
-
$1,785 AUD
£985 GBP
View
B
Retailer 15
-
$1,912 AUD
$1,340 USD
View
Most Expensive
B
Brilliant Earth
22208587A · Nov 2
$2,155 AUD
$1,510 USD
View
15 more retailers have this diamond
Prices start from $360 AUDSave up to $1,795 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
$360 AUD