Oval|Lab Grown|IGI

0.78ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG843674485

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843674485

Diamond specifications and retailer prices

From €215 EUR
$240 USD
As of October 30, 2026
Save €811 EUR (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,025 EUR 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843674485 or 843674485. Listed at 7 retailers as of October 26, 2026, with prices from €215 to €1,025, a €811 spread on the same certified stone. MOH London lists it at €1,025. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.78
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.9°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843674485
Dimensions7.05 × 4.98 × 3.33 mm
L/W Ratio1.42
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
7.05 mm4.98 mm0.78 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG843674485
Side View
Table 60.0%Crown 36.9°Girdle: STK-THKPavilion 42.2°Culet: NoneDepth 66.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €1,025 EUR|Low: €215 EUR|High: €1,029 EUR|Avg: €364 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 5€215 EUR
Retailer 2€225 EUR
Retailer 7€243 EUR
Retailer 3€246 EUR
Retailer 4€267 EUR
Retailer 6€439 EUR
MOH London€1,025 EUR

18 data points across 7 retailers

7 retailers€215 EUR to €1,025 EUR

A
Cheapest Retailer
-
€215 EUR
$240 USD
A
Retailer 2
-
€225 EUR
View
A
Retailer 3
-
€243 EUR
$271 USD
View
A
Retailer 4
-
€246 EUR
£216 GBP
View
A
Retailer 5
-
€267 EUR
£235 GBP
View
B+
Retailer 6
-
€439 EUR
$491 USD
View
Most Expensive
B
MOH London
LG843674485 · Oct 26
€1,025 EUR
£902 GBP
View
6 more retailers have this diamond
Prices start from €215 EURSave up to €811 EUR

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
€215 EUR