Round|Lab Grown|IGI

1.22ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG811633128

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811633128

Diamond specifications and retailer prices

From €592 EUR
A$1,018 AUD
As of October 31, 2026
23 retailers carry this diamond
Most expensive: €2,103 EUR at Queensmith · As of October 22, 2026
View at Queensmith

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 LG811633128 or 811633128. Listed at 23 retailers as of October 31, 2026. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811633128
Dimensions6.83 × 6.81 × 4.18 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
6.83 mm6.81 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811633128
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €592 EUR|Low: €251 EUR|High: €2,211 EUR|Avg: €648 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
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Retailer 12
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Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
October 29, 2026
Retailer 3€260 EUR
Retailer 11€292 EUR
Retailer 9€303 EUR
Retailer 6€323 EUR
Retailer 13€323 EUR
Retailer 7€434 EUR
Retailer 14€513 EUR
Retailer 8€546 EUR
Retailer 15€550 EUR
Retailer 19€551 EUR
Retailer 12€572 EUR
Retailer 1€592 EUR
Retailer 17€618 EUR
Retailer 18€796 EUR
Retailer 20€994 EUR
Retailer 5€1,030 EUR
Retailer 10€1,039 EUR
Retailer 4€1,240 EUR
Retailer 2€1,310 EUR
Retailer 16€2,050 EUR

37 data points across 20 retailers

23 retailers

Retailer 1
-
€260 EUR
$291 USD
Price last confirmed 12 days ago
Retailer 2
-
€303 EUR
$338 USD
View
Price last confirmed 12 days ago
Retailer 3
-
€323 EUR
$361 USD
View
Price last confirmed 11 days ago
Retailer 4
-
€323 EUR
$361 USD
View
Price last confirmed 16 days ago
Retailer 5
-
€434 EUR
$485 USD
View
Price last confirmed 11 days ago
Retailer 6
-
€513 EUR
£451 GBP
View
Price last confirmed 10 days ago
Retailer 7
-
€546 EUR
$610 USD
View
Price last confirmed 10 days ago
Retailer 8
-
€550 EUR
£484 GBP
View
Price last confirmed 10 days ago
Retailer 9
-
€551 EUR
ZAR 9,937 ZAR
View
Price last confirmed 13 days ago
Retailer 10
-
€572 EUR
View
Price last confirmed 9 days ago
B+
Retailer 11
-
€592 EUR
A$1,018 AUD
View
Retailer 12
-
€618 EUR
$690 USD
View
Price last confirmed 8 days ago
Retailer 13
-
€658 EUR
$735 USD
View
Price last confirmed 8 days ago
Retailer 14
-
€796 EUR
A$1,368 AUD
View
Price last confirmed 13 days ago
Retailer 15
-
€994 EUR
$1,110 USD
View
Price last confirmed 9 days ago
Retailer 16
-
€1,030 EUR
A$1,771 AUD
View
Price last confirmed 27 days ago
Retailer 17
-
€1,039 EUR
$1,161 USD
View
Price last confirmed 11 days ago
Retailer 18
-
€1,083 EUR
$1,210 USD
View
Price last confirmed 11 days ago
Retailer 19
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€1,240 EUR
$1,385 USD
View
Price last confirmed 25 days ago
Retailer 20
-
€1,310 EUR
£1,152 GBP
View
Price last confirmed 17 days ago
Retailer 21
-
€1,329 EUR
$1,485 USD
View
Price last confirmed 11 days ago
Retailer 22
-
€2,050 EUR
$2,290 USD
View
Price last confirmed 7 days ago
Most Expensive
Queensmith
LG811633128 · Oct 22
€2,103 EUR
£1,850 GBP
View
Price last confirmed 10 days ago
22 more retailers have this diamond
Prices start from €592 EUR

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.

B+
1.22ct Round
€592 EUR