Radiant|Lab Grown|IGI

1.05ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG800685018

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

Certificate IGI LG800685018

Diamond specifications and retailer prices

From $350 USD
As of October 30, 2026
Save $1,880 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,230 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct 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 LG800685018 or 800685018. Listed at 14 retailers as of October 30, 2026, with prices from $350 to $2,230, a $1,880 spread on the same certified stone. Do Amore Diamonds lists it at $2,230. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800685018
Dimensions7.13 × 5.14 × 3.43 mm
L/W Ratio1.39
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
7.13 mm5.14 mm1.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800685018
Side View
Table 62.0%Crown 41.2°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 66.7%

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: Oct 30
Current: $2,230 USD|Low: $350 USD|High: $2,790 USD|Avg: $1,123 USD|-9.7%
Do Amore Diamonds
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$350 USD
Retailer 6$467 USD
Retailer 12$487 USD
Retailer 11$490 USD
Retailer 8$522 USD
Retailer 2$592 USD
Retailer 4$773 USD
Retailer 7$958 USD
Retailer 9$1,382 USD
Retailer 5$1,900 USD
Retailer 10$2,205 USD
Do Amore Diamonds$2,230 USD

25 data points across 12 retailers

14 retailers$350 USD to $2,230 USD

Retailer 1
-
$264 USD
Price last confirmed 20 days ago
Retailer 2
-
$307 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$350 USD
View
Final sale: no returns
A
Retailer 4
-
$467 USD
View
A
Retailer 5
-
$487 USD
View
A
Retailer 6
-
$490 USD
View
A
Retailer 7
-
$522 USD
View
A
Retailer 8
-
$592 USD
€564 EUR
View
B+
Retailer 9
-
$958 USD
View
Retailer 10
-
$1,164 USD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$1,382 USD
£1,088 GBP
View
B
Retailer 12
-
$1,900 USD
View
Retailer 13
-
$2,205 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-5407B0CBF · Oct 31
$2,230 USD
View
13 more retailers have this diamond
Prices start from $350 USDSave up to $1,880 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
1.05ct Radiant
$350 USD