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Oval|Lab Grown|IGI

1.21ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG791645959

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG791645959

Diamond specifications and retailer prices

From €220 EUR
$247 USD
As of October 31, 2026
Save €726 EUR (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €947 EUR 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 LG791645959 or 791645959. Listed at 14 retailers as of October 29, 2026, with prices from €220 to €947, a €726 spread on the same certified stone. MOH London lists it at €947. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791645959
Dimensions8.79 × 5.76 × 3.57 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.79 mm5.76 mm1.21 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791645959
Side View
Table 62.0%Crown 38.1°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.0%

Caratlytics Score

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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 31
Current: €947 EUR|Low: €220 EUR|High: €1,068 EUR|Avg: €574 EUR|+1.2%
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
November 1, 2026
Retailer 9€220 EUR
Retailer 7€235 EUR
Retailer 6€263 EUR
Retailer 13€282 EUR
Retailer 14€398 EUR
Retailer 12€404 EUR
Retailer 2€435 EUR
Retailer 4€473 EUR
Retailer 11€518 EUR
Retailer 5€670 EUR
Retailer 8€755 EUR
Retailer 10€758 EUR
Retailer 3€803 EUR
MOH London€947 EUR

43 data points across 14 retailers

14 retailers€220 EUR to €947 EUR

A
Cheapest Retailer
-
€220 EUR
$247 USD
A
Retailer 2
-
€235 EUR
$264 USD
View
A
Retailer 3
-
€263 EUR
$295 USD
View
A
Retailer 4
-
€282 EUR
£249 GBP
View
A
Retailer 5
-
€398 EUR
$446 USD
View
A
Retailer 6
-
€404 EUR
$453 USD
View
A
Retailer 7
-
€435 EUR
£384 GBP
View
B+
Retailer 8
-
€473 EUR
ZAR 8,571 ZAR
View
B+
Retailer 9
-
€518 EUR
$581 USD
View
B+
Retailer 10
-
€670 EUR
A$1,156 AUD
View
B+
Retailer 11
-
€755 EUR
$847 USD
View
B
Retailer 12
-
€758 EUR
$850 USD
View
B
Retailer 13
-
€803 EUR
$900 USD
View
Most Expensive
B
MOH London
LG791645959 · Oct 29
€947 EUR
£836 GBP
View
13 more retailers have this diamond
Prices start from €220 EURSave up to €726 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
1.21ct Oval
€220 EUR