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 €589 EUR
As of November 6, 2026
20 retailers carry this diamond
Most expensive: €2,093 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 20 retailers as of November 6, 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
Colour
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: Nov 6
Current: €589 EUR|Low: €249 EUR|High: €2,201 EUR|Avg: €657 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
October 29, 2026
Retailer 3€259 EUR
Retailer 11€290 EUR
Retailer 9€301 EUR
Retailer 6€322 EUR
Retailer 13€322 EUR
Retailer 7€432 EUR
Retailer 14€510 EUR
Retailer 8€543 EUR
Retailer 15€547 EUR
Retailer 19€548 EUR
Retailer 12€569 EUR
Retailer 1€589 EUR
Retailer 17€615 EUR
Retailer 18€792 EUR
Retailer 20€989 EUR
Retailer 5€1,025 EUR
Retailer 10€1,034 EUR
Retailer 4€1,234 EUR
Retailer 2€1,303 EUR
Retailer 16€2,040 EUR

33 data points across 20 retailers

20 retailers

Retailer 1
-
€259 EUR
Price last confirmed 17 days ago
Retailer 2
-
€301 EUR
View
Price last confirmed 17 days ago
Retailer 3
-
€322 EUR
View
Price last confirmed 16 days ago
Retailer 4
-
€322 EUR
View
Price last confirmed 21 days ago
Retailer 5
-
€432 EUR
View
Price last confirmed 16 days ago
Retailer 6
-
€543 EUR
View
Price last confirmed 16 days ago
Retailer 7
-
€547 EUR
View
Price last confirmed 15 days ago
Retailer 8
-
€548 EUR
View
Price last confirmed 19 days ago
B+
Retailer 9
-
€589 EUR
View
Retailer 10
-
€615 EUR
View
Price last confirmed 13 days ago
Retailer 11
-
€655 EUR
View
Price last confirmed 14 days ago
Retailer 12
-
€792 EUR
View
Price last confirmed 18 days ago
Retailer 13
-
€1,025 EUR
View
Price last confirmed 32 days ago
Retailer 14
-
€1,034 EUR
View
Price last confirmed 16 days ago
Retailer 15
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€1,078 EUR
View
Price last confirmed 16 days ago
Retailer 16
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€1,234 EUR
View
Price last confirmed 30 days ago
Retailer 17
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€1,303 EUR
View
Price last confirmed 22 days ago
Retailer 18
-
€1,323 EUR
View
Price last confirmed 16 days ago
Retailer 19
-
€2,040 EUR
View
Price last confirmed 13 days ago
Most Expensive
Queensmith
LG811633128 · Oct 22
€2,093 EUR
£1,850 GBP
View
Price last confirmed 14 days ago
19 more retailers have this diamond
Prices start from €589 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
€589 EUR