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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG720503485

Shape and cutting style on the report: Round brilliant

Certificate IGI LG720503485

Diamond specifications and retailer prices

From $179 USD
As of October 29, 2026
Save $948 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,127 USD at Reve Diamonds · As of October 28, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG720503485 or 720503485. Listed at 18 retailers as of October 28, 2026, with prices from $179 to $1,127, a $948 spread on the same certified stone. Reve Diamonds lists it at $1,127. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720503485
Dimensions6.58 × 6.54 × 3.99 mm
L/W Ratio1.01
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
6.58 mm6.54 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720503485
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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: $397 USD|Low: $179 USD|High: $1,127 USD|Avg: $522 USD|-1.0%
Retailer 1
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Retailer 17
Reve Diamonds
October 29, 2026
Retailer 9$179 USD
Retailer 4$200 USD
Retailer 6$208 USD
Retailer 13$222 USD
Retailer 17$222 USD
Retailer 8$300 USD
Retailer 10$360 USD
Retailer 11$381 USD
Retailer 1$397 USD
Retailer 7$463 USD
Retailer 16$494 USD
Retailer 12$541 USD
Retailer 2$714 USD
Retailer 15$754 USD
Retailer 5$768 USD
Retailer 14$1,039 USD
Retailer 3$1,045 USD
Reve Diamonds$1,127 USD

37 data points across 18 retailers

18 retailers$179 USD to $1,127 USD

A+
Cheapest Retailer
-
$179 USD
A
Retailer 2
-
$200 USD
View
Final sale: no returns
A
Retailer 3
-
$208 USD
View
A
Retailer 4
-
$222 USD
View
A
Retailer 5
-
$222 USD
View
B+
Retailer 6
-
$300 USD
View
A
Retailer 7
-
$360 USD
£284 GBP
View
A
Retailer 8
-
$381 USD
ZAR 6,157 ZAR
View
A
Retailer 9
-
$397 USD
£313 GBP
View
A
Retailer 10
-
$463 USD
View
A
Retailer 11
-
$494 USD
View
A
Retailer 12
-
$541 USD
A$833 AUD
View
B+
Retailer 13
-
$714 USD
View
B+
Retailer 14
-
$754 USD
View
B+
Retailer 15
-
$768 USD
View
B+
Retailer 16
-
$1,039 USD
£818 GBP
View
B+
Retailer 17
-
$1,045 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Reve Diamonds
DCF2AC42F · Oct 28
$1,127 USD
View
17 more retailers have this diamond
Prices start from $179 USDSave up to $948 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
$179 USD