Oval|Lab Grown|IGI

1.21ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG843692865

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843692865

Diamond specifications and retailer prices

From $386 USD
As of October 31, 2026
Save $161 USD (29%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,059 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843692865 or 843692865. Listed at 4 retailers as of October 30, 2026, with a 42% 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

1.21
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843692865
Dimensions8.48 × 5.94 × 3.77 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.48 mm5.94 mm1.21 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843692865
Side View
Table 59.0%Crown 36.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $1,059 USD|Low: $382 USD|High: $1,059 USD|Avg: $678 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 2$386 USD
Retailer 4$547 USD
Retailer 3$781 USD
MOH London$1,059 USD

6 data points across 4 retailers

4 retailers$386 USD to $547 USD

A
Cheapest Retailer
-
$386 USD
B+
Retailer 2
-
$547 USD
View
Retailer 3
-
$781 USD
View
Price last confirmed 7 days ago
Most Expensive
MOH London
LG843692865 · Oct 29
$1,059 USD
£834 GBP
View
Price last confirmed 7 days ago
3 more retailers have this diamond
Prices start from $386 USDSave up to $161 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
1.21ct Oval
$386 USD