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Radiant|Lab Grown|IGI

1.83ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG641411238

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG641411238

Diamond specifications and retailer prices

From €3,527 EUR
$3,940 USD
As of October 31, 2026
Save €420 EUR (11%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €3,947 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.83ct lab-grown radiant diamond

This 1.83ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG641411238 or 641411238. Listed at 2 retailers as of October 31, 2026, with a relatively tight 12% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641411238
Dimensions8.52 × 6.18 × 4.13 mm
L/W Ratio1.38
Culet sizePointed
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
8.52 mm6.18 mm1.83 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641411238
Side View
Table 63.0%Crown 34.9°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 66.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €3,527 EUR|Low: €699 EUR|High: €6,794 EUR|Avg: €2,765 EUR|-12.4%
Retailer 1
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
April 14, 2026
Retailer 13€699 EUR
Retailer 15€752 EUR
Retailer 10€940 EUR
Retailer 9€971 EUR
Retailer 12€1,268 EUR
Retailer 8€1,332 EUR
Retailer 4€1,392 EUR
Retailer 2€1,721 EUR
Retailer 11€1,906 EUR
Retailer 3€2,432 EUR
Retailer 5€2,804 EUR
Retailer 1€3,527 EUR
Retailer 14€3,589 EUR
Retailer 6€4,388 EUR
Retailer 7€5,192 EUR

50 data points across 15 retailers

2 retailers€3,527 EUR to €3,947 EUR

B
Cheapest Retailer
-
€3,527 EUR
$3,940 USD
Most Expensive
B
Diamond Quarter
1.83IFELG386AC2N · Oct 31
€3,947 EUR
£3,472 GBP
View
1 more retailer has this diamond
Prices start from €3,527 EURSave up to €420 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
1.83ct Radiant
€3,527 EUR