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Oval|Lab Grown|IGI

0.78ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG758558155

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG758558155

Diamond specifications and retailer prices

From $217 USD
As of October 28, 2026
Save $602 USD (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $819 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.78ct lab-grown oval diamond

This 0.78ct lab-grown oval sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758558155 or 758558155. Listed at 10 retailers as of October 26, 2026, with prices from $217 to $819, a $602 spread on the same certified stone. MOH London lists it at $819. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758558155
Dimensions7.98 × 5.19 × 2.96 mm
L/W Ratio1.54
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.98 mm5.19 mm0.78 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758558155
Side View
Table 62.0%Crown 30.4°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 57.0%

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 28
Current: $819 USD|Low: $217 USD|High: $876 USD|Avg: $439 USD|-5.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 4$217 USD
Retailer 8$270 USD
Retailer 2$299 USD
Retailer 10$314 USD
Retailer 3$335 USD
Retailer 5$411 USD
Retailer 7$553 USD
Retailer 9$590 USD
Retailer 6$618 USD
MOH London$819 USD

41 data points across 10 retailers

10 retailers$217 USD to $819 USD

B+
Cheapest Retailer
-
$217 USD
A
Retailer 2
-
$270 USD
View
A
Retailer 3
-
$299 USD
£235 GBP
View
A
Retailer 4
-
$314 USD
View
Price last confirmed 62 days ago
A
Retailer 5
-
$335 USD
€319 EUR
View
B+
Retailer 6
-
$411 USD
View
B
Retailer 7
-
$553 USD
View
B
Retailer 8
-
$590 USD
View
B
Retailer 9
-
$618 USD
View
Most Expensive
B
MOH London
LG758558155 · Oct 26
$819 USD
£645 GBP
View
9 more retailers have this diamond
Prices start from $217 USDSave up to $602 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 Oval
$217 USD