Emerald|Lab Grown|IGI

1.21ct D VS1 Emerald Lab Grown Diamond

VG • D/VS1 • IGI LG844682835

Shape and cutting style on the report: Emerald cut

Certificate IGI LG844682835

Diamond specifications and retailer prices

From £141 GBP
$189 USD
As of October 29, 2026
Save £680 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £821 GBP at MOH London · As of October 29, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG844682835 or 844682835. Listed at 14 retailers as of October 29, 2026, with prices from £141 to £821, a £680 spread on the same certified stone. MOH London lists it at £821. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844682835
Dimensions7.41 × 4.99 × 3.25 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.41 mm4.99 mm1.21 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844682835
Side View
Table 65.0%Crown 35.3°Girdle: MediumPavilion 40.9°Culet: LargeDepth 65.1%

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: £821 GBP|Low: £141 GBP|High: £821 GBP|Avg: £377 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
Retailer 13
Retailer 14
November 1, 2026
Retailer 9£141 GBP
Retailer 3£157 GBP
Retailer 8£163 GBP
Retailer 10£175 GBP
Retailer 12£175 GBP
Retailer 13£235 GBP
Retailer 2£317 GBP
Retailer 4£345 GBP
Retailer 5£414 GBP
Retailer 11£426 GBP
Retailer 7£561 GBP
Retailer 14£563 GBP
Retailer 6£602 GBP
MOH London£821 GBP

16 data points across 14 retailers

14 retailers£141 GBP to £821 GBP

A
Cheapest Retailer
-
£141 GBP
$189 USD
A
Retailer 2
-
£157 GBP
$211 USD
View
Final sale: no returns
A
Retailer 3
-
£163 GBP
$219 USD
View
A
Retailer 4
-
£175 GBP
$234 USD
View
A
Retailer 5
-
£175 GBP
$234 USD
View
B+
Retailer 6
-
£235 GBP
$315 USD
View
A
Retailer 7
-
£317 GBP
View
B+
Retailer 8
-
£345 GBP
$462 USD
View
B+
Retailer 9
-
£414 GBP
$555 USD
View
B+
Retailer 10
-
£426 GBP
A$878 AUD
View
B
Retailer 11
-
£561 GBP
$752 USD
View
B
Retailer 12
-
£563 GBP
$755 USD
View
B
Retailer 13
-
£602 GBP
$806 USD
View
Most Expensive
B
MOH London
LG844682835 · Oct 29
£821 GBP
View
13 more retailers have this diamond
Prices start from £141 GBPSave up to £680 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
£141 GBP