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Round|Lab Grown|IGI

1.05ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG811647278

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811647278

Diamond specifications and retailer prices

From $280 USD
As of October 30, 2026
Save $1,074 USD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,354 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 LG811647278 or 811647278. Listed at 20 retailers as of October 30, 2026, with prices from $280 to $1,354, a $1,074 spread on the same certified stone. Reve Diamonds lists it at $1,354. 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 angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811647278
Dimensions6.52 × 6.56 × 3.98 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
6.52 mm6.56 mm1.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811647278
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

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: $550 USD|Low: $377 USD|High: $1,480 USD|Avg: $704 USD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2$418 USD
Retailer 9$420 USD
Retailer 6$503 USD
Retailer 8$533 USD
Retailer 1$550 USD
Retailer 3$590 USD
Retailer 4$603 USD
Retailer 10$782 USD
Retailer 7$1,251 USD
Retailer 5$1,300 USD

37 data points across 10 retailers

20 retailers$280 USD to $1,354 USD

Retailer 1
-
$250 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$280 USD
View
Final sale: no returns
Retailer 3
-
$290 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$311 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$311 USD
View
Price last confirmed 29 days ago
A
Retailer 6
-
$418 USD
View
A
Retailer 7
-
$420 USD
View
A
Retailer 8
-
$503 USD
£396 GBP
View
A
Retailer 9
-
$520 USD
View
A
Retailer 10
-
$533 USD
ZAR 8,618 ZAR
View
A
Retailer 11
-
$550 USD
€524 EUR
View
B+
Retailer 12
-
$590 USD
£464 GBP
View
B+
Retailer 13
-
$603 USD
A$928 AUD
View
B+
Retailer 14
-
$782 USD
View
B+
Retailer 15
-
$833 USD
SGD 1,126 SGD
View
Retailer 16
-
$998 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$1,050 USD
View
B
Retailer 18
-
$1,251 USD
£985 GBP
View
B
Retailer 19
-
$1,300 USD
View
Most Expensive
B
Reve Diamonds
FCBA32C96 · Oct 30
$1,354 USD
View
19 more retailers have this diamond
Prices start from $280 USDSave up to $1,074 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
$280 USD