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Round|Lab Grown|IGI

3.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG659470247

Shape and cutting style on the report: Round brilliant

Certificate IGI LG659470247

Diamond specifications and retailer prices

From $847 USD
As of October 29, 2026
Save $10,503 USD (93%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $11,350 USD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct 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 LG659470247 or 659470247. Listed at 28 retailers as of October 24, 2026, with prices from $847 to $11,350, a $10,503 spread on the same certified stone. Brilliant Earth lists it at $11,350. 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

3.05
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659470247
Dimensions9.38 × 9.34 × 5.72 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.38 mm9.34 mm3.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659470247
Side View
Table 57.0%Crown 35.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.1%

Caratlytics Score

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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: $8,580 USD|Low: $802 USD|High: $11,350 USD|Avg: $2,429 USD|-24.4%
Brilliant Earth
Retailer 2
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Retailer 22
October 30, 2026
Retailer 14$836 USD
Retailer 8$847 USD
Retailer 9$878 USD
Retailer 15$909 USD
Retailer 21$970 USD
Retailer 22$1,177 USD
Retailer 2$1,186 USD
Retailer 7$1,190 USD
Retailer 19$1,392 USD
Retailer 13$1,484 USD
Retailer 6$1,642 USD
Retailer 18$1,919 USD
Retailer 5$2,089 USD
Retailer 12$2,188 USD
Retailer 16$2,251 USD
Retailer 10$2,947 USD
Retailer 3$2,970 USD
Retailer 11$3,460 USD
Retailer 17$3,654 USD
Retailer 20$5,385 USD
Retailer 4$6,720 USD
Brilliant Earth$8,580 USD

36 data points across 22 retailers

28 retailers$847 USD to $11,350 USD

Retailer 1
-
$836 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$847 USD
View
Final sale: no returns
A
Retailer 3
-
$878 USD
View
Retailer 4
-
$909 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$970 USD
View
Retailer 6
-
$970 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$1,177 USD
View
A
Retailer 8
-
$1,186 USD
£934 GBP
View
A
Retailer 9
-
$1,190 USD
HK$9,300 HKD
View
A
Retailer 10
-
$1,392 USD
View
A
Retailer 11
-
$1,484 USD
£1,169 GBP
View
A
Retailer 12
-
$1,642 USD
View
A
Retailer 13
-
$1,919 USD
€1,828 EUR
View
A
Retailer 14
-
$2,089 USD
View
Retailer 15
-
$2,188 USD
A$3,366 AUD
View
Price last confirmed 9 days ago
A
Retailer 16
-
$2,251 USD
ZAR 36,373 ZAR
View
Retailer 17
-
$2,726 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
$2,947 USD
View
B+
Retailer 19
-
$2,970 USD
View
B+
Retailer 20
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$3,184 USD
View
B+
Retailer 21
-
$3,360 USD
View
B+
Retailer 22
-
$3,460 USD
SGD 4,676 SGD
View
B+
Retailer 23
-
$3,654 USD
£2,877 GBP
View
B
Retailer 24
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$5,385 USD
View
Retailer 25
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$6,071 USD
£4,780 GBP
View
Price last confirmed 14 days ago
B
Retailer 26
-
$6,720 USD
View
B
Retailer 27
-
$8,580 USD
View
Most Expensive
B
Brilliant Earth
11927056A · Oct 24
$11,350 USD
View
27 more retailers have this diamond
Prices start from $847 USDSave up to $10,503 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
3.05ct Round
$847 USD