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Oval|Lab Grown|IGI

0.78ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG758531871

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG758531871

Diamond specifications and retailer prices

From $290 USD
As of October 29, 2026
Save $454 USD (61%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,007 USD at MOH London · As of October 21, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758531871 or 758531871. Listed at 11 retailers as of October 29, 2026, with a 156% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758531871
Dimensions7.49 × 7.49 × 5.17 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.49 mm7.49 mm0.78 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758531871
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 40.1°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 29
Current: $1,007 USD|Low: $290 USD|High: $1,029 USD|Avg: $513 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7$290 USD
Retailer 9$330 USD
Retailer 11$382 USD
Retailer 2$382 USD
Retailer 5$407 USD
Retailer 8$446 USD
Retailer 6$479 USD
Retailer 4$530 USD
Retailer 3$708 USD
Retailer 10$744 USD
MOH London$1,007 USD

45 data points across 11 retailers

11 retailers$290 USD to $744 USD

A
Cheapest Retailer
-
$290 USD
A
Retailer 2
-
$330 USD
View
Price last confirmed 10 days ago
B+
Retailer 3
-
$382 USD
View
B+
Retailer 4
-
$382 USD
£301 GBP
View
B+
Retailer 5
-
$407 USD
€388 EUR
View
B+
Retailer 6
-
$446 USD
View
B+
Retailer 7
-
$479 USD
A$737 AUD
View
B+
Retailer 8
-
$530 USD
View
B
Retailer 9
-
$708 USD
View
B
Retailer 10
-
$744 USD
View
Most Expensive
B
MOH London
LG758531871 · Oct 21
$1,007 USD
£793 GBP
View
Price last confirmed 8 days ago
10 more retailers have this diamond
Prices start from $290 USDSave up to $454 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
$290 USD