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Round|Lab Grown|IGI

1.22ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG845656511

Shape and cutting style on the report: Round brilliant

Certificate IGI LG845656511

Diamond specifications and retailer prices

From $405 AUD
$284 USD
As of November 1, 2026
Save $1,749 AUD (81%) vs most expensive(unlock to see where)
15 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 LG845656511 or 845656511. Listed at 15 retailers as of November 1, 2026, with prices from $405 to $2,155, a $1,749 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 angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845656511
Dimensions6.88 × 6.91 × 4.22 mm
L/W Ratio1.00
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
6.88 mm6.91 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845656511
Side View
Table 59.0%Crown 34.5°Girdle: MediumPavilion 41°Culet: NoneDepth 61.2%

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: Nov 1
Current: $2,155 AUD|Low: $405 AUD|High: $2,155 AUD|Avg: $979 AUD
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
November 3, 2026
Retailer 15$405 AUD
Retailer 11$451 AUD
Retailer 14$493 AUD
Retailer 3$606 AUD
Retailer 7$678 AUD
Retailer 8$714 AUD
Retailer 13$736 AUD
Retailer 9$778 AUD
Retailer 2$857 AUD
Retailer 4$1,096 AUD
Retailer 12$1,384 AUD
Retailer 6$1,452 AUD
Retailer 10$1,805 AUD
Retailer 5$1,926 AUD
Brilliant Earth$2,155 AUD

12 data points across 15 retailers

15 retailers$405 AUD to $2,155 AUD

A
Cheapest Retailer
-
$405 AUD
$284 USD
Final sale: no returns
A
Retailer 2
-
$451 AUD
$316 USD
View
A
Retailer 3
-
$493 AUD
HK$2,700 HKD
View
A
Retailer 4
-
$606 AUD
$425 USD
View
A
Retailer 5
-
$678 AUD
$475 USD
View
A
Retailer 6
-
$714 AUD
£394 GBP
View
A
Retailer 7
-
$736 AUD
€491 EUR
View
A
Retailer 8
-
$778 AUD
ZAR 8,804 ZAR
View
A
Retailer 9
-
$857 AUD
£473 GBP
View
B+
Retailer 10
-
$1,096 AUD
View
B+
Retailer 11
-
$1,384 AUD
$970 USD
View
B+
Retailer 12
-
$1,452 AUD
SGD 1,375 SGD
View
B+
Retailer 13
-
$1,805 AUD
£996 GBP
View
B
Retailer 14
-
$1,926 AUD
$1,350 USD
View
Most Expensive
B
Brilliant Earth
22235677A · Nov 2
$2,155 AUD
$1,510 USD
View
14 more retailers have this diamond
Prices start from $405 AUDSave up to $1,749 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
$405 AUD