Heart|Lab Grown|IGI

1.05ct E IF Heart Lab Grown Diamond

E/IF • IGI LG818671056

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818671056

Diamond specifications and retailer prices

From $214 USD
As of October 30, 2026
Save $1,023 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,237 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.05ct lab-grown heart diamond

This 1.05ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI LG818671056 or 818671056. Listed at 19 retailers as of October 30, 2026, with prices from $214 to $1,237, a $1,023 spread on the same certified stone. Reve Diamonds lists it at $1,237. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.05
Carat
E
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818671056
Dimensions6.30 × 7.05 × 6.30 mm
L/W Ratio1.12
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
6.30 mm7.05 mm1.05 ctE / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818671056
Side View
Table 57.0%Crown 31.2°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 58.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $489 USD|Low: $231 USD|High: $1,247 USD|Avg: $670 USD|+8.1%
Retailer 1
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Retailer 16
Reve Diamonds
October 30, 2026
Retailer 3$238 USD
Retailer 15$248 USD
Retailer 6$265 USD
Retailer 13$265 USD
Retailer 7$358 USD
Retailer 11$455 USD
Retailer 1$489 USD
Retailer 4$538 USD
Retailer 14$604 USD
Retailer 12$647 USD
Retailer 8$717 USD
Retailer 16$851 USD
Retailer 2$854 USD
Retailer 5$904 USD
Retailer 9$1,065 USD
Retailer 10$1,067 USD
Reve Diamonds$1,237 USD

45 data points across 17 retailers

19 retailers$214 USD to $1,237 USD

A
Cheapest Retailer
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$214 USD
A
Retailer 2
-
$238 USD
View
Final sale: no returns
A
Retailer 3
-
$248 USD
View
Retailer 4
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$265 USD
View
Price last confirmed 35 days ago
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Retailer 5
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$265 USD
View
A
Retailer 6
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$265 USD
View
A
Retailer 7
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$358 USD
View
A
Retailer 8
-
$455 USD
ZAR 7,347 ZAR
View
A
Retailer 9
-
$489 USD
£385 GBP
View
B+
Retailer 10
-
$538 USD
A$828 AUD
View
B+
Retailer 11
-
$604 USD
View
B+
Retailer 12
-
$647 USD
A$995 AUD
View
B+
Retailer 13
-
$717 USD
SGD 969 SGD
View
B+
Retailer 14
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$851 USD
View
B
Retailer 15
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$854 USD
View
B
Retailer 16
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$904 USD
View
B
Retailer 17
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$1,065 USD
A$1,639 AUD
View
B
Retailer 18
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$1,067 USD
£840 GBP
View
Most Expensive
B
Reve Diamonds
D9C88CE78 · Oct 30
$1,237 USD
View
18 more retailers have this diamond
Prices start from $214 USDSave up to $1,023 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 Heart
$214 USD