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Radiant|Lab Grown|IGI

1.83ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG816615222

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

Certificate IGI LG816615222

Diamond specifications and retailer prices

From €805 EUR
$899 USD
As of November 1, 2026
Save €2,874 EUR (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,956 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615222 or 816615222. Listed at 8 retailers as of November 1, 2026, with a 357% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615222
Dimensions8.43 × 6.19 × 4.16 mm
L/W Ratio1.36
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
8.43 mm6.19 mm1.83 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615222
Side View
Table 65.0%Crown 44.5°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 67.2%

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: Nov 1
Current: €3,956 EUR|Low: €494 EUR|High: €4,735 EUR|Avg: €2,097 EUR|+9.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 13€494 EUR
Retailer 10€805 EUR
Retailer 6€806 EUR
Retailer 12€1,126 EUR
Retailer 9€1,325 EUR
Retailer 5€1,406 EUR
Retailer 11€1,782 EUR
Retailer 3€2,073 EUR
Retailer 2€2,369 EUR
Retailer 4€2,476 EUR
Retailer 7€3,008 EUR
Retailer 8€3,679 EUR
Rare Carat€3,956 EUR

18 data points across 13 retailers

8 retailers€805 EUR to €3,679 EUR

A
Cheapest Retailer
-
€805 EUR
$899 USD
A
Retailer 2
-
€806 EUR
$900 USD
View
B+
Retailer 3
-
€1,325 EUR
$1,480 USD
View
B+
Retailer 4
-
€1,782 EUR
$1,991 USD
View
B+
Retailer 5
-
€2,369 EUR
£2,084 GBP
View
B
Retailer 6
-
€3,008 EUR
$3,360 USD
View
B
Retailer 7
-
€3,679 EUR
$4,110 USD
View
Most Expensive
Rare Carat
PD-227809 · Oct 21
€3,956 EUR
$4,420 USD
View
Price last confirmed 11 days ago
7 more retailers have this diamond
Prices start from €805 EURSave up to €2,874 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
1.83ct Radiant
€805 EUR