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Radiant|Lab Grown|IGI

1.18ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG800677718

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

Certificate IGI LG800677718

Diamond specifications and retailer prices

From €349 EUR
$390 USD
As of October 30, 2026
Save €1,871 EUR (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,238 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.18ct lab-grown radiant diamond

This 1.18ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800677718 or 800677718. Listed at 14 retailers as of October 30, 2026, with a 536% 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

1.18
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677718
Dimensions7.71 × 5.28 × 3.45 mm
L/W Ratio1.46
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
7.71 mm5.28 mm1.18 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677718
Side View
Table 62.0%Crown 38.1°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 65.3%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: €2,238 EUR|Low: €349 EUR|High: €2,802 EUR|Avg: €1,122 EUR|+10.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3€349 EUR
Retailer 7€451 EUR
Retailer 11€456 EUR
Retailer 10€513 EUR
Retailer 12€533 EUR
Retailer 2€585 EUR
Retailer 4€771 EUR
Retailer 9€953 EUR
Retailer 6€1,380 EUR
Retailer 5€1,978 EUR
Retailer 8€2,220 EUR
Rare Carat€2,238 EUR

25 data points across 12 retailers

14 retailers€349 EUR to €2,220 EUR

Retailer 1
-
€263 EUR
$294 USD
Price last confirmed 21 days ago
Retailer 2
-
€305 EUR
$341 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
€349 EUR
$390 USD
View
Final sale: no returns
A
Retailer 4
-
€451 EUR
$504 USD
View
A
Retailer 5
-
€456 EUR
$510 USD
View
A
Retailer 6
-
€513 EUR
$573 USD
View
A
Retailer 7
-
€533 EUR
$596 USD
View
A
Retailer 8
-
€585 EUR
View
B+
Retailer 9
-
€953 EUR
$1,065 USD
View
Retailer 10
-
€1,158 EUR
$1,294 USD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
€1,380 EUR
£1,214 GBP
View
B
Retailer 12
-
€1,978 EUR
$2,210 USD
View
B
Retailer 13
-
€2,220 EUR
$2,480 USD
View
Most Expensive
Rare Carat
B24-49 · Oct 21
€2,238 EUR
$2,500 USD
View
Price last confirmed 11 days ago
13 more retailers have this diamond
Prices start from €349 EURSave up to €1,871 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
1.18ct Radiant
€349 EUR