Oval|Lab Grown|IGI

0.78ct D VS1 Oval Lab Grown Diamond

EX • D/VS1 • IGI LG843636671

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843636671

Diamond specifications and retailer prices

From $133 USD
As of October 26, 2026
Save $527 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $809 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843636671 or 843636671. Listed at 19 retailers as of October 26, 2026, with a 396% 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
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843636671
Dimensions7.74 × 5.25 × 3.17 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.74 mm5.25 mm0.78 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843636671
Side View
Table 61.0%Crown 33.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.4%

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 26
Current: $809 USD|Low: $133 USD|High: $809 USD|Avg: $382 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 28, 2026
Retailer 16$133 USD
Retailer 11$148 USD
Retailer 9$157 USD
Retailer 6$168 USD
Retailer 7$168 USD
Retailer 17$225 USD
Retailer 3$277 USD
Retailer 14$279 USD
Retailer 10$301 USD
Retailer 4$423 USD
Retailer 13$455 USD
Retailer 18$478 USD
Retailer 15$479 USD
Retailer 2$512 USD
Retailer 8$539 USD
Retailer 5$564 USD
Retailer 12$586 USD
MOH London$809 USD

9 data points across 18 retailers

19 retailers$133 USD to $660 USD

A
Cheapest Retailer
-
$133 USD
A
Retailer 2
-
$148 USD
View
Final sale: no returns
A
Retailer 3
-
$157 USD
View
A
Retailer 4
-
$168 USD
View
A
Retailer 5
-
$168 USD
View
B+
Retailer 6
-
$225 USD
View
A
Retailer 7
-
$277 USD
View
A
Retailer 8
-
$279 USD
£220 GBP
View
A
Retailer 9
-
$301 USD
ZAR 4,861 ZAR
View
B+
Retailer 10
-
$423 USD
A$651 AUD
View
B+
Retailer 11
-
$455 USD
SGD 615 SGD
View
B+
Retailer 12
-
$478 USD
View
B+
Retailer 13
-
$479 USD
A$737 AUD
View
B+
Retailer 14
-
$512 USD
View
B+
Retailer 15
-
$539 USD
View
B
Retailer 16
-
$564 USD
View
B
Retailer 17
-
$586 USD
View
B
Retailer 18
-
$660 USD
View
Most Expensive
B
MOH London
LG843636671 · Oct 21
$809 USD
£637 GBP
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from $133 USDSave up to $527 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
$133 USD