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Oval|Lab Grown|IGI

0.99ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG782650819

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG782650819

Diamond specifications and retailer prices

From $282 USD
As of October 29, 2026
Save $535 USD (65%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $817 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.99ct lab-grown oval diamond

This 0.99ct lab-grown oval sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG782650819 or 782650819. Listed at 11 retailers as of October 29, 2026, with prices from $282 to $817, a $535 spread on the same certified stone. MOH London lists it at $817. 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

0.99
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782650819
Dimensions7.80 × 5.58 × 3.56 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.80 mm5.58 mm0.99 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782650819
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.8%

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 29
Current: $817 USD|Low: $84 USD|High: $848 USD|Avg: $376 USD|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9$84 USD
Retailer 4$282 USD
Retailer 3$297 USD
Retailer 8$314 USD
Retailer 5$320 USD
Retailer 2$324 USD
Retailer 7$413 USD
Retailer 6$571 USD
MOH London$817 USD

42 data points across 9 retailers

11 retailers$282 USD to $817 USD

Retailer 1
-
$145 USD
Price last confirmed 31 days ago
Retailer 2
-
$161 USD
View
Price last confirmed 35 days ago
Retailer 3
-
$177 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
$282 USD
View
A
Retailer 5
-
$297 USD
£234 GBP
View
A
Retailer 6
-
$320 USD
£252 GBP
View
A
Retailer 7
-
$324 USD
View
A
Retailer 8
-
$413 USD
View
B+
Retailer 9
-
$571 USD
View
Retailer 10
-
$576 USD
View
Price last confirmed 30 days ago
Most Expensive
B
MOH London
LG782650819 · Oct 29
$817 USD
£643 GBP
View
10 more retailers have this diamond
Prices start from $282 USDSave up to $535 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
0.99ct Oval
$282 USD