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Oval|Lab Grown|IGI

1.21ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG843609112

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843609112

Diamond specifications and retailer prices

From €140 EUR
As of October 29, 2026
Save €449 EUR (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €813 EUR at MOH London · As of October 26, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843609112 or 843609112. Listed at 11 retailers as of October 29, 2026, with a 320% 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843609112
Dimensions8.46 × 6.09 × 3.77 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm6.09 mm1.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843609112
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.9%

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: €813 EUR|Low: €140 EUR|High: €816 EUR|Avg: €447 EUR|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 5€140 EUR
Retailer 8€162 EUR
Retailer 4€213 EUR
Retailer 2€303 EUR
Retailer 6€422 EUR
Retailer 11€462 EUR
Retailer 7€558 EUR
Retailer 10€586 EUR
Retailer 9€589 EUR
Retailer 3€738 EUR
MOH London€813 EUR

22 data points across 11 retailers

11 retailers€140 EUR to €589 EUR

A
Cheapest Retailer
-
€140 EUR
Retailer 2
-
€162 EUR
View
Price last confirmed 9 days ago
A
Retailer 3
-
€213 EUR
View
A
Retailer 4
-
€303 EUR
View
Retailer 5
-
€422 EUR
View
Price last confirmed 10 days ago
A
Retailer 6
-
€462 EUR
View
Retailer 7
-
€558 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€586 EUR
View
B+
Retailer 9
-
€589 EUR
View
Retailer 10
-
€738 EUR
View
Price last confirmed 24 days ago
Most Expensive
MOH London
LG843609112 · Oct 26
€813 EUR
£721 GBP
View
Price last confirmed 9 days ago
10 more retailers have this diamond
Prices start from €140 EURSave up to €449 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
€140 EUR