Round|Lab Grown|IGI

0.78ct E VS1 Round Lab Grown Diamond

GD • E/VS1 • IGI LG821645435

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821645435

Diamond specifications and retailer prices

From $191 USD
As of October 29, 2026
Save $608 USD (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $799 USD at MOH London · As of October 25, 2026
View at MOH London

About this 0.78ct lab-grown round diamond

This 0.78ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG821645435 or 821645435. Listed at 8 retailers as of October 25, 2026, with prices from $191 to $799, a $608 spread on the same certified stone. MOH London lists it at $799. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.78
Carat
E
Color
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821645435
Dimensions5.80 × 5.77 × 3.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.80 mm5.77 mm0.78 ctE / VS1
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG821645435
Side View
Table 61.0%Crown 34.8°Girdle: THK-VTKPavilion 41.2°Culet: NoneDepth 62.7%

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 29
Current: $799 USD|Low: $165 USD|High: $808 USD|Avg: $390 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3$165 USD
Retailer 7$191 USD
Retailer 8$212 USD
Retailer 2$290 USD
Retailer 5$438 USD
Retailer 6$468 USD
Retailer 4$580 USD
MOH London$799 USD

27 data points across 8 retailers

8 retailers$191 USD to $799 USD

A
Retailer 1
-
$165 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$191 USD
View
B
Retailer 3
-
$212 USD
View
B+
Retailer 4
-
$290 USD
£228 GBP
View
B
Retailer 5
-
$438 USD
CA$609 CAD
View
B
Retailer 6
-
$468 USD
View
B
Retailer 7
-
$580 USD
View
Most Expensive
B
MOH London
LG821645435 · Oct 25
$799 USD
£629 GBP
View
7 more retailers have this diamond
Prices start from $191 USDSave up to $608 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
0.78ct Round
$191 USD