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Round|Lab Grown|IGI

4.56ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG776691077

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776691077

Diamond specifications and retailer prices

From $3,053 USD
As of November 1, 2026
Save $17,947 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $21,000 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.56ct lab-grown round diamond

This 4.56ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776691077 or 776691077. Listed at 20 retailers as of November 1, 2026, with prices from $3,053 to $21,000, a $17,947 spread on the same certified stone. Do Amore Diamonds lists it at $21,000. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.56
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776691077
Dimensions10.64 × 10.58 × 6.56 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
10.64 mm10.58 mm4.56 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776691077
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

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: Nov 1
Current: $21,000 USD|Low: $3,030 USD|High: $21,720 USD|Avg: $6,982 USD|-3.3%
Do Amore Diamonds
Retailer 2
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Retailer 19
November 2, 2026
Retailer 9$3,053 USD
Retailer 18$3,322 USD
Retailer 8$3,419 USD
Retailer 11$3,541 USD
Retailer 17$3,545 USD
Retailer 12$3,837 USD
Retailer 4$4,885 USD
Retailer 19$4,984 USD
Retailer 3$5,050 USD
Retailer 13$5,192 USD
Retailer 2$5,502 USD
Retailer 5$7,315 USD
Retailer 15$8,319 USD
Retailer 14$8,426 USD
Retailer 10$8,869 USD
Retailer 6$9,750 USD
Retailer 16$9,962 USD
Retailer 7$13,717 USD
Do Amore Diamonds$21,000 USD

33 data points across 19 retailers

20 retailers$3,053 USD to $21,000 USD

A
Cheapest Retailer
-
$3,053 USD
A
Retailer 2
-
$3,322 USD
View
A
Retailer 3
-
$3,419 USD
View
Final sale: no returns
A
Retailer 4
-
$3,541 USD
View
A
Retailer 5
-
$3,545 USD
View
Retailer 6
-
$3,661 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$3,837 USD
£3,021 GBP
View
A
Retailer 8
-
$4,885 USD
View
A
Retailer 9
-
$4,984 USD
View
A
Retailer 10
-
$5,050 USD
View
A
Retailer 11
-
$5,192 USD
£4,088 GBP
View
A
Retailer 12
-
$5,502 USD
View
Retailer 13
-
$7,315 USD
View
Price last confirmed 15 days ago
B+
Retailer 14
-
$8,319 USD
ZAR 134,394 ZAR
View
B+
Retailer 15
-
$8,426 USD
A$12,963 AUD
View
B+
Retailer 16
-
$8,869 USD
View
B+
Retailer 17
-
$9,750 USD
View
B+
Retailer 18
-
$9,962 USD
£7,844 GBP
View
B
Retailer 19
-
$13,717 USD
View
Most Expensive
B
Do Amore Diamonds
27-3CC1809BB · Nov 2
$21,000 USD
View
19 more retailers have this diamond
Prices start from $3,053 USDSave up to $17,947 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
4.56ct Round
$3,053 USD