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Round|Lab Grown|IGI

1.22ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG840634909

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634909

Diamond specifications and retailer prices

From €233 EUR
$259 USD
As of October 29, 2026
Save €1,694 EUR (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,926 EUR at Helzberg Diamonds · As of October 29, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634909 or 840634909. Listed at 22 retailers as of October 29, 2026, with prices from €233 to €1,926, a €1,694 spread on the same certified stone. Helzberg Diamonds lists it at €1,926. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634909
Dimensions6.88 × 6.94 × 4.19 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
6.88 mm6.94 mm1.22 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634909
Side View
Table 59.0%Crown 33.3°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,926 EUR|Low: €233 EUR|High: €1,926 EUR|Avg: €763 EUR
Helzberg Diamonds
Retailer 2
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Retailer 22
October 29, 2026
Retailer 8€233 EUR
Retailer 4€261 EUR
Retailer 22€270 EUR
Retailer 5€288 EUR
Retailer 20€288 EUR
Retailer 19€445 EUR
Retailer 17€468 EUR
Retailer 13€476 EUR
Retailer 9€481 EUR
Retailer 18€496 EUR
Retailer 3€514 EUR
Retailer 2€548 EUR
Retailer 21€600 EUR
Retailer 6€886 EUR
Retailer 11€927 EUR
Retailer 14€930 EUR
Retailer 7€973 EUR
Retailer 15€1,011 EUR
Retailer 16€1,162 EUR
Retailer 10€1,366 EUR
Retailer 12€1,563 EUR
Helzberg Diamonds€1,926 EUR

14 data points across 22 retailers

22 retailers€233 EUR to €1,926 EUR

A
Cheapest Retailer
-
€233 EUR
$259 USD
A
Retailer 2
-
€261 EUR
$290 USD
View
Final sale: no returns
A
Retailer 3
-
€270 EUR
$300 USD
View
A
Retailer 4
-
€288 EUR
$321 USD
View
A
Retailer 5
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€288 EUR
$321 USD
View
A
Retailer 6
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€445 EUR
$495 USD
View
A
Retailer 7
-
€468 EUR
£410 GBP
View
A
Retailer 8
-
€476 EUR
View
A
Retailer 9
-
€481 EUR
$535 USD
View
A
Retailer 10
-
€496 EUR
ZAR 8,910 ZAR
View
A
Retailer 11
-
€514 EUR
$572 USD
View
A
Retailer 12
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€548 EUR
£480 GBP
View
B+
Retailer 13
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€600 EUR
$668 USD
View
B+
Retailer 14
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€886 EUR
$986 USD
View
B+
Retailer 15
-
€927 EUR
$1,032 USD
View
B+
Retailer 16
-
€930 EUR
SGD 1,399 SGD
View
B+
Retailer 17
-
€973 EUR
$1,083 USD
View
B
Retailer 18
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€1,011 EUR
$1,125 USD
View
B+
Retailer 19
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€1,162 EUR
£1,018 GBP
View
B
Retailer 20
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€1,366 EUR
$1,520 USD
View
Price last confirmed 11 days ago
B
Retailer 21
-
€1,563 EUR
$1,740 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKPGP · Oct 29
€1,926 EUR
$2,144 USD
View
21 more retailers have this diamond
Prices start from €233 EURSave up to €1,694 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.

A
1.22ct Round
€233 EUR