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Round|Lab Grown|IGI

1.05ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG700509347

Shape and cutting style on the report: Round brilliant

Certificate IGI LG700509347

Diamond specifications and retailer prices

From $191 USD
As of October 29, 2026
Save $1,157 USD (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,348 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700509347 or 700509347. Listed at 26 retailers as of October 29, 2026, with prices from $191 to $1,348, a $1,157 spread on the same certified stone. Reve Diamonds lists it at $1,348. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700509347
Dimensions6.48 × 6.51 × 4.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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 mm6.51 mm1.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700509347
Side View
Table 56.0%Crown 35.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
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 29
Current: $1,179 USD|Low: $185 USD|High: $1,470 USD|Avg: $653 USD|+1.5%
Retailer 1
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
October 31, 2026
Retailer 14$191 USD
Retailer 13$221 USD
Retailer 4$236 USD
Retailer 3$308 USD
Retailer 6$415 USD
Retailer 9$498 USD
Retailer 11$529 USD
Retailer 10$584 USD
Retailer 7$597 USD
Retailer 2$759 USD
Retailer 5$993 USD
Retailer 1$1,179 USD
Retailer 12$1,236 USD
Retailer 8$1,290 USD

35 data points across 14 retailers

26 retailers$191 USD to $1,348 USD

A
Cheapest Retailer
-
$191 USD
A
Retailer 2
-
$221 USD
View
A
Retailer 3
-
$236 USD
View
A
Retailer 4
-
$236 USD
View
Retailer 5
-
$248 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$277 USD
View
Final sale: no returns
Retailer 7
-
$288 USD
View
Price last confirmed 18 days ago
Retailer 8
-
$308 USD
View
Price last confirmed 19 days ago
Retailer 9
-
$308 USD
View
Price last confirmed 29 days ago
A
Retailer 10
-
$308 USD
View
A
Retailer 11
-
$415 USD
View
A
Retailer 12
-
$498 USD
£392 GBP
View
A
Retailer 13
-
$510 USD
View
A
Retailer 14
-
$529 USD
ZAR 8,546 ZAR
View
A
Retailer 15
-
$539 USD
View
B+
Retailer 16
-
$584 USD
£460 GBP
View
B+
Retailer 17
-
$597 USD
A$918 AUD
View
B+
Retailer 18
-
$759 USD
View
B+
Retailer 19
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$829 USD
SGD 1,120 SGD
View
Retailer 20
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$990 USD
View
Price last confirmed 31 days ago
B
Retailer 21
-
$993 USD
View
B
Retailer 22
-
$1,041 USD
View
B
Retailer 23
-
$1,179 USD
€1,123 EUR
View
B
Retailer 24
-
$1,236 USD
£973 GBP
View
B
Retailer 25
-
$1,290 USD
View
Most Expensive
B
Reve Diamonds
1778A5EE7 · Oct 30
$1,348 USD
View
25 more retailers have this diamond
Prices start from $191 USDSave up to $1,157 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