Radiant|Lab Grown|IGI

3.56ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG838654178

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG838654178

Diamond specifications and retailer prices

From $888 USD
As of October 30, 2026
Save $2,977 USD (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,865 USD at MOH London · As of October 27, 2026
View at MOH London

About this 3.56ct lab-grown radiant diamond

This 3.56ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838654178 or 838654178. Listed at 6 retailers as of October 27, 2026, with prices from $888 to $3,865, a $2,977 spread on the same certified stone. MOH London lists it at $3,865. 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

3.56
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838654178
Dimensions10.17 × 7.68 × 5.15 mm
L/W Ratio1.32
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.17 mm7.68 mm3.56 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838654178
Side View
Table 67.0%Crown 44.4°Girdle: STK-THKPavilion 34.7°CuletDepth 67.1%

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: Oct 30
Current: $3,865 USD|Low: $1,205 USD|High: $3,901 USD|Avg: $2,365 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 4$1,653 USD
Retailer 2$1,655 USD
Retailer 3$2,324 USD
MOH London$3,865 USD

6 data points across 4 retailers

6 retailers$888 USD to $3,865 USD

A
Cheapest Retailer
-
$888 USD
A
Retailer 2
-
$966 USD
View
A
Retailer 3
-
$1,653 USD
View
B+
Retailer 4
-
$1,655 USD
View
Retailer 5
-
$2,324 USD
A$3,575 AUD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG838654178 · Oct 27
$3,865 USD
£3,043 GBP
View
5 more retailers have this diamond
Prices start from $888 USDSave up to $2,977 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
3.56ct Radiant
$888 USD