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Emerald|Lab Grown|IGI

1.21ct F VVS2 Emerald Lab Grown Diamond

ID • F/VVS2 • IGI LG837651510

Shape and cutting style on the report: Emerald cut

Certificate IGI LG837651510

Diamond specifications and retailer prices

From £143 GBP
$192 USD
As of October 27, 2026
Save £456 GBP (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £833 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837651510 or 837651510. Listed at 12 retailers as of October 27, 2026, with a 319% 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
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837651510
Dimensions7.51 × 4.93 × 3.38 mm
L/W Ratio1.52
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.51 mm4.93 mm1.21 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837651510
Side View
Table 71.0%Crown 35.6°Girdle: ThinPavilion 42.5°Culet: LargeDepth 68.6%

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 27
Current: £833 GBP|Low: £138 GBP|High: £841 GBP|Avg: £440 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 7£143 GBP
Retailer 8£166 GBP
Retailer 3£200 GBP
Retailer 10£311 GBP
Retailer 2£434 GBP
Retailer 5£496 GBP
Retailer 6£499 GBP
Retailer 11£572 GBP
Retailer 4£581 GBP
Retailer 12£581 GBP
Retailer 9£589 GBP
MOH London£833 GBP

22 data points across 12 retailers

12 retailers£143 GBP to £599 GBP

A
Cheapest Retailer
-
£143 GBP
$192 USD
A
Retailer 2
-
£166 GBP
$223 USD
View
A
Retailer 3
-
£200 GBP
HK$2,100 HKD
View
A
Retailer 4
-
£311 GBP
$417 USD
View
B+
Retailer 5
-
£434 GBP
A$896 AUD
View
B+
Retailer 6
-
£496 GBP
A$1,023 AUD
View
B+
Retailer 7
-
£499 GBP
$670 USD
View
B+
Retailer 8
-
£572 GBP
$767 USD
View
B+
Retailer 9
-
£581 GBP
SGD 1,053 SGD
View
B+
Retailer 10
-
£589 GBP
$790 USD
View
B+
Retailer 11
-
£599 GBP
$804 USD
View
Most Expensive
MOH London
LG837651510 · Oct 25
£833 GBP
View
Price last confirmed 9 days ago
11 more retailers have this diamond
Prices start from £143 GBPSave up to £456 GBP

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 Emerald
£143 GBP