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Round|Lab Grown|IGI

4.00ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG815644217

Certificate IGI LG815644217

Diamond specifications and retailer prices

From $3,239 USD
Save $3,347 USD (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,586 USD at MOH London
View at MOH London

About this 4ct lab-grown round diamond

This 4ct 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 LG815644217 or 815644217. Listed at 2 retailers, with prices from $3,239 to $6,586 at MOH London, a $3,347 spread on the same certified stone. 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

4.00
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815644217
Dimensions10.16 × 10.12 × 6.26 mm
L/W Ratio1.00
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
10.16 mm10.12 mm4.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815644217
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 1
Current: $6,586 USD|Low: $2,846 USD|High: $6,586 USD|Avg: $3,715 USD|+1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 1, 2026
Retailer 3$2,846 USD
Retailer 2$3,239 USD
Retailer 4$3,668 USD
MOH London$6,586 USD

6 data points across 4 retailers

2 retailers$3,239 USD to $6,586 USD

B+
Cheapest Retailer
-
$3,239 USD
Most Expensive
B
MOH London
LG815644217 · Oct 1
$6,586 USD
£5,186 GBP
View
1 more retailer has this diamond
Prices start from $3,239 USDSave up to $3,347 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.

B+
4.00ct Round
$3,239 USD