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Emerald|Lab Grown|IGI

1.91ct I VS1 Emerald Lab Grown Diamond

EX • I/VS1 • IGI LG754509579

Shape and cutting style on the report: Emerald cut

Certificate IGI LG754509579

Diamond specifications and retailer prices

From £240 GBP
$320 USD
As of October 30, 2026
Save £960 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,201 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.91ct lab-grown emerald diamond

This 1.91ct lab-grown emerald sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754509579 or 754509579. Listed at 19 retailers as of October 29, 2026, with prices from £240 to £1,201, a £960 spread on the same certified stone. MOH London lists it at £1,201. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754509579
Dimensions7.84 × 6.07 × 4.15 mm
L/W Ratio1.29
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.84 mm6.07 mm1.91 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754509579
Side View
Table 66.0%Crown 40.3°Girdle: MediumPavilion 38.7°Culet: LargeDepth 68.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,201 GBP|Low: £231 GBP|High: £1,209 GBP|Avg: £656 GBP|+16.6%
MOH London
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 29, 2026
Retailer 15£240 GBP
Retailer 16£279 GBP
Retailer 7£298 GBP
Retailer 17£298 GBP
Retailer 11£413 GBP
Retailer 2£483 GBP
Retailer 3£484 GBP
Retailer 10£512 GBP
Retailer 4£526 GBP
Retailer 5£559 GBP
Retailer 14£717 GBP
Retailer 12£856 GBP
Retailer 13£867 GBP
Retailer 6£952 GBP
Retailer 8£992 GBP
Retailer 9£1,156 GBP
MOH London£1,201 GBP

33 data points across 17 retailers

19 retailers£240 GBP to £1,201 GBP

A
Cheapest Retailer
-
£240 GBP
$320 USD
A
Retailer 2
-
£279 GBP
$371 USD
View
A
Retailer 3
-
£298 GBP
$397 USD
View
A
Retailer 4
-
£298 GBP
$397 USD
View
A
Retailer 5
-
£413 GBP
$550 USD
View
A
Retailer 6
-
£483 GBP
€613 EUR
View
B+
Retailer 7
-
£484 GBP
$644 USD
View
A
Retailer 8
-
£512 GBP
ZAR 11,019 ZAR
View
B+
Retailer 9
-
£526 GBP
$700 USD
View
B+
Retailer 10
-
£559 GBP
$745 USD
View
B
Retailer 11
-
£717 GBP
$955 USD
View
Retailer 12
-
£721 GBP
$960 USD
View
Price last confirmed 43 days ago
B+
Retailer 13
-
£856 GBP
$1,140 USD
View
B
Retailer 14
-
£867 GBP
$1,155 USD
View
B
Retailer 15
-
£952 GBP
SGD 1,713 SGD
View
B
Retailer 16
-
£958 GBP
$1,276 USD
View
B
Retailer 17
-
£992 GBP
$1,321 USD
View
B
Retailer 18
-
£1,156 GBP
View
Most Expensive
B
MOH London
LG754509579 · Oct 29
£1,201 GBP
View
18 more retailers have this diamond
Prices start from £240 GBPSave up to £960 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
1.91ct Emerald
£240 GBP