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Round|Lab Grown|IGI

1.05ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG800683279

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800683279

Diamond specifications and retailer prices

From $191 USD
As of November 1, 2026
Save $989 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,180 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800683279 or 800683279. Listed at 18 retailers as of October 31, 2026, with prices from $191 to $1,180, a $989 spread on the same certified stone. Brilliant Earth lists it at $1,180. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800683279
Dimensions6.48 × 6.43 × 4.07 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
6.48 mm6.43 mm1.05 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800683279
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.0%

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: Nov 1
Current: $1,180 USD|Low: $187 USD|High: $1,380 USD|Avg: $563 USD|-14.5%
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
November 1, 2026
Retailer 3$191 USD
Retailer 4$214 USD
Retailer 7$231 USD
Retailer 10$399 USD
Retailer 2$410 USD
Retailer 13$415 USD
Retailer 9$427 USD
Retailer 12$477 USD
Retailer 14$488 USD
Retailer 6$564 USD
Retailer 11$624 USD
Retailer 16$798 USD
Retailer 15$816 USD
Retailer 8$935 USD
Retailer 5$1,115 USD
Brilliant Earth$1,180 USD

35 data points across 16 retailers

18 retailers$191 USD to $1,180 USD

A
Cheapest Retailer
-
$191 USD
A
Retailer 2
-
$214 USD
View
Final sale: no returns
Retailer 3
-
$231 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$238 USD
View
Price last confirmed 47 days ago
A
Retailer 5
-
$399 USD
€380 EUR
View
A
Retailer 6
-
$410 USD
ZAR 6,616 ZAR
View
A
Retailer 7
-
$415 USD
View
A
Retailer 8
-
$427 USD
£336 GBP
View
A
Retailer 9
-
$477 USD
View
B+
Retailer 10
-
$488 USD
View
B+
Retailer 11
-
$564 USD
A$868 AUD
View
B+
Retailer 12
-
$624 USD
View
Retailer 13
-
$707 USD
View
Price last confirmed 47 days ago
B
Retailer 14
-
$798 USD
View
B
Retailer 15
-
$816 USD
View
Retailer 16
-
$935 USD
View
Price last confirmed 32 days ago
B
Retailer 17
-
$1,115 USD
£878 GBP
View
Most Expensive
B
Brilliant Earth
20725977A · Oct 31
$1,180 USD
View
17 more retailers have this diamond
Prices start from $191 USDSave up to $989 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
$191 USD