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Round|Lab Grown|IGI

1.05ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG816610513

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816610513

Diamond specifications and retailer prices

From $233 USD
As of October 29, 2026
Save $1,077 USD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,310 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round 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 LG816610513 or 816610513. Listed at 19 retailers as of October 29, 2026, with prices from $233 to $1,310, a $1,077 spread on the same certified stone. Brilliant Earth lists it at $1,310. 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 angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816610513
Dimensions6.59 × 6.55 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.59 mm6.55 mm1.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816610513
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $1,310 USD|Low: $233 USD|High: $1,540 USD|Avg: $646 USD|-14.9%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 10$233 USD
Retailer 5$259 USD
Retailer 6$270 USD
Retailer 4$288 USD
Retailer 11$291 USD
Retailer 16$408 USD
Retailer 13$459 USD
Retailer 14$482 USD
Retailer 18$495 USD
Retailer 2$543 USD
Retailer 19$554 USD
Retailer 9$597 USD
Retailer 7$627 USD
Retailer 12$750 USD
Retailer 3$927 USD
Retailer 8$979 USD
Retailer 15$1,162 USD
Retailer 17$1,297 USD
Brilliant Earth$1,310 USD

30 data points across 19 retailers

19 retailers$233 USD to $1,310 USD

A+
Cheapest Retailer
-
$233 USD
A
Retailer 2
-
$259 USD
View
Final sale: no returns
A
Retailer 3
-
$270 USD
View
A
Retailer 4
-
$288 USD
View
A
Retailer 5
-
$291 USD
View
A
Retailer 6
-
$408 USD
View
A
Retailer 7
-
$459 USD
£361 GBP
View
A
Retailer 8
-
$482 USD
€459 EUR
View
A
Retailer 9
-
$495 USD
ZAR 8,002 ZAR
View
A
Retailer 10
-
$543 USD
£427 GBP
View
A
Retailer 11
-
$554 USD
View
B+
Retailer 12
-
$597 USD
View
B+
Retailer 13
-
$627 USD
View
B+
Retailer 14
-
$750 USD
View
B+
Retailer 15
-
$927 USD
View
B
Retailer 16
-
$979 USD
View
B+
Retailer 17
-
$1,162 USD
£915 GBP
View
B
Retailer 18
-
$1,297 USD
View
Most Expensive
B
Brilliant Earth
21018253A · Oct 31
$1,310 USD
View
18 more retailers have this diamond
Prices start from $233 USDSave up to $1,077 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 Round
$233 USD