Radiant|Lab Grown|IGI

1.11ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG800685021

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

Certificate IGI LG800685021

Diamond specifications and retailer prices

From $368 USD
As of October 30, 2026
Save $1,982 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,355 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.11ct lab-grown radiant diamond

This 1.11ct 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 LG800685021 or 800685021. Listed at 14 retailers as of October 30, 2026, with a 539% 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

1.11
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800685021
Dimensions7.22 × 5.16 × 3.51 mm
L/W Ratio1.40
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
7.22 mm5.16 mm1.11 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800685021
Side View
Table 63.0%Crown 43.4°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 68.0%

Caratlytics Score

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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: $2,355 USD|Low: $368 USD|High: $2,950 USD|Avg: $1,215 USD|+10.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3$368 USD
Retailer 6$484 USD
Retailer 11$534 USD
Retailer 10$535 USD
Retailer 9$546 USD
Retailer 4$620 USD
Retailer 8$1,008 USD
Retailer 2$1,450 USD
Retailer 5$2,090 USD
Retailer 7$2,350 USD
Rare Carat$2,355 USD

28 data points across 11 retailers

14 retailers$368 USD to $2,350 USD

Retailer 1
-
$278 USD
Price last confirmed 21 days ago
Retailer 2
-
$323 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$368 USD
View
Final sale: no returns
A
Retailer 4
-
$484 USD
View
A
Retailer 5
-
$534 USD
View
A
Retailer 6
-
$535 USD
View
A
Retailer 7
-
$546 USD
View
A
Retailer 8
-
$620 USD
€590 EUR
View
B+
Retailer 9
-
$1,008 USD
View
Retailer 10
-
$1,224 USD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$1,450 USD
£1,142 GBP
View
B
Retailer 12
-
$2,090 USD
View
B
Retailer 13
-
$2,350 USD
View
Most Expensive
Rare Carat
B86A-40 · Oct 21
$2,355 USD
View
Price last confirmed 11 days ago
13 more retailers have this diamond
Prices start from $368 USDSave up to $1,982 USD

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
1.11ct Radiant
$368 USD