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Radiant|Lab Grown|IGI

1.13ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816608650

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

Certificate IGI LG816608650

Diamond specifications and retailer prices

From $490 USD
As of November 1, 2026
Save $1,900 USD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,395 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.13ct lab-grown radiant diamond

This 1.13ct 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 LG816608650 or 816608650. Listed at 16 retailers as of October 31, 2026, with a 388% 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

1.13
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608650
Dimensions7.24 × 5.13 × 3.60 mm
L/W Ratio1.41
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
7.24 mm5.13 mm1.13 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608650
Side View
Table 65.0%Crown 43.5°Girdle: Slightly ThickPavilion 36.8°Culet: NoneDepth 70.2%

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: $2,395 USD|Low: $283 USD|High: $3,030 USD|Avg: $1,224 USD|+10.0%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 7$283 USD
Retailer 12$490 USD
Retailer 6$551 USD
Retailer 15$553 USD
Retailer 16$555 USD
Retailer 2$630 USD
Retailer 10$739 USD
Retailer 5$1,009 USD
Retailer 14$1,024 USD
Retailer 4$1,063 USD
Retailer 8$1,463 USD
Retailer 3$1,476 USD
Retailer 11$1,693 USD
Retailer 9$2,120 USD
Retailer 13$2,390 USD
Rare Carat$2,395 USD

30 data points across 16 retailers

16 retailers$490 USD to $2,390 USD

Retailer 1
-
$283 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$490 USD
View
A
Retailer 3
-
$551 USD
View
A
Retailer 4
-
$553 USD
View
A
Retailer 5
-
$555 USD
View
A
Retailer 6
-
$630 USD
€600 EUR
View
A
Retailer 7
-
$665 USD
View
B+
Retailer 8
-
$1,009 USD
View
B+
Retailer 9
-
$1,024 USD
View
B+
Retailer 10
-
$1,063 USD
View
Retailer 11
-
$1,244 USD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
$1,476 USD
£1,162 GBP
View
B
Retailer 13
-
$1,693 USD
View
B
Retailer 14
-
$2,120 USD
View
B
Retailer 15
-
$2,390 USD
View
Most Expensive
Rare Carat
B25-42 · Oct 21
$2,395 USD
View
Price last confirmed 10 days ago
15 more retailers have this diamond
Prices start from $490 USDSave up to $1,900 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
1.13ct Radiant
$490 USD