Oval|Lab Grown|IGI

1.28ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG838603019

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG838603019

Diamond specifications and retailer prices

From $389 USD
As of November 1, 2026
Save $663 USD (63%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,052 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838603019 or 838603019. Listed at 3 retailers as of November 1, 2026, with prices from $389 to $1,052, a $663 spread on the same certified stone. MOH London lists it at $1,052. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838603019
Dimensions8.85 × 5.99 × 3.77 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.85 mm5.99 mm1.28 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838603019
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,052 USD|Low: $389 USD|High: $1,052 USD|Avg: $619 USD
MOH London
Retailer 2
Retailer 3
November 1, 2026
Retailer 2$389 USD
Retailer 3$415 USD
MOH London$1,052 USD

1 data point across 3 retailers

3 retailers$389 USD to $1,052 USD

A
Cheapest Retailer
-
$389 USD
A
Retailer 2
-
$415 USD
View
Most Expensive
B
MOH London
LG838603019 · Nov 1
$1,052 USD
£828 GBP
View
2 more retailers have this diamond
Prices start from $389 USDSave up to $663 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
1.28ct Oval
$389 USD