CaratHunter
Plans
Round|Lab Grown|IGI

4.06ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG671405817

Shape and cutting style on the report: Round brilliant

Certificate IGI LG671405817

Diamond specifications and retailer prices

From $1,746 USD
As of October 31, 2026
Save $7,514 USD (81%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $9,260 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.06ct lab-grown round diamond

This 4.06ct 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 LG671405817 or 671405817. Listed at 27 retailers as of October 31, 2026, with prices from $1,746 to $9,260, a $7,514 spread on the same certified stone. Brilliant Earth lists it at $9,260. 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

4.06
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671405817
Dimensions10.33 × 10.28 × 6.28 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
10.33 mm10.28 mm4.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671405817
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 41°Culet: NoneDepth 60.9%

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 31
Current: $9,260 USD|Low: $1,746 USD|High: $9,260 USD|Avg: $4,246 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 11$1,746 USD
Retailer 12$1,980 USD
Retailer 8$2,131 USD
Retailer 10$2,553 USD
Retailer 7$2,720 USD
Retailer 15$2,858 USD
Retailer 13$2,888 USD
Retailer 14$3,852 USD
Retailer 2$3,877 USD
Retailer 17$3,917 USD
Retailer 4$4,701 USD
Retailer 3$4,876 USD
Retailer 5$5,175 USD
Retailer 16$5,276 USD
Retailer 6$6,359 USD
Retailer 9$6,470 USD
Brilliant Earth$9,260 USD

32 data points across 17 retailers

27 retailers$1,746 USD to $9,260 USD

Retailer 1
-
$1,637 USD
Price last confirmed 21 days ago
Retailer 2
-
$1,675 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$1,746 USD
View
Final sale: no returns
Retailer 4
-
$1,822 USD
View
Price last confirmed 38 days ago
Retailer 5
-
$1,898 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$1,898 USD
View
Price last confirmed 19 days ago
Retailer 7
-
$1,916 USD
View
Price last confirmed 36 days ago
A
Retailer 8
-
$1,980 USD
View
A
Retailer 9
-
$2,131 USD
View
A
Retailer 10
-
$2,553 USD
£2,011 GBP
View
A
Retailer 11
-
$2,720 USD
View
A
Retailer 12
-
$2,858 USD
€2,722 EUR
View
A
Retailer 13
-
$2,888 USD
View
A
Retailer 14
-
$3,273 USD
View
Retailer 15
-
$3,558 USD
View
Price last confirmed 24 days ago
Retailer 16
-
$3,642 USD
View
Price last confirmed 40 days ago
A
Retailer 17
-
$3,852 USD
ZAR 62,224 ZAR
View
A
Retailer 18
-
$3,877 USD
A$5,964 AUD
View
A
Retailer 19
-
$3,917 USD
View
A
Retailer 20
-
$4,650 USD
View
A
Retailer 21
-
$4,701 USD
View
A
Retailer 22
-
$4,876 USD
View
A
Retailer 23
-
$5,175 USD
£4,075 GBP
View
A
Retailer 24
-
$5,276 USD
View
B+
Retailer 25
-
$6,359 USD
View
Retailer 26
-
$6,470 USD
View
Price last confirmed 14 days ago
Most Expensive
B+
Brilliant Earth
12894889A · Oct 31
$9,260 USD
View
26 more retailers have this diamond
Prices start from $1,746 USDSave up to $7,514 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
4.06ct Round
$1,746 USD