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Emerald|Lab Grown|IGI

1.91ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG836612164

Shape and cutting style on the report: Emerald cut

Certificate IGI LG836612164

Diamond specifications and retailer prices

From £378 GBP
$504 USD
As of October 30, 2026
Save £4,210 GBP (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,588 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836612164 or 836612164. Listed at 21 retailers as of October 29, 2026, with prices from £378 to £4,588, a £4,210 spread on the same certified stone. Brilliant Earth lists it at £4,588. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612164
Dimensions8.15 × 5.80 × 4.10 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.15 mm5.80 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612164
Side View
Table 66.0%Crown 33.3°Girdle: Slightly ThickPavilion 43.3°Culet: LargeDepth 70.7%

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 30
Current: £4,588 GBP|Low: £378 GBP|High: £4,731 GBP|Avg: £1,471 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
Retailer 12
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Retailer 20
October 29, 2026
Retailer 8£378 GBP
Retailer 4£424 GBP
Retailer 6£424 GBP
Retailer 18£469 GBP
Retailer 16£574 GBP
Retailer 13£716 GBP
Retailer 7£729 GBP
Retailer 2£781 GBP
Retailer 15£806 GBP
Retailer 17£1,098 GBP
Retailer 20£1,211 GBP
Retailer 19£1,234 GBP
Retailer 10£1,485 GBP
Retailer 12£1,488 GBP
Retailer 3£1,527 GBP
Retailer 5£1,538 GBP
Retailer 9£1,638 GBP
Retailer 14£1,968 GBP
Retailer 11£3,405 GBP
Brilliant Earth£4,588 GBP

33 data points across 20 retailers

21 retailers£378 GBP to £4,588 GBP

A
Cheapest Retailer
-
£378 GBP
$504 USD
A
Retailer 2
-
£424 GBP
$564 USD
View
Final sale: no returns
A
Retailer 3
-
£424 GBP
$564 USD
View
A
Retailer 4
-
£469 GBP
$625 USD
View
Retailer 5
-
£511 GBP
$680 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£574 GBP
$765 USD
View
A
Retailer 7
-
£716 GBP
€908 EUR
View
A
Retailer 8
-
£729 GBP
$971 USD
View
A
Retailer 9
-
£781 GBP
View
A
Retailer 10
-
£806 GBP
ZAR 17,341 ZAR
View
B+
Retailer 11
-
£1,098 GBP
$1,462 USD
View
B+
Retailer 12
-
£1,211 GBP
$1,613 USD
View
B+
Retailer 13
-
£1,234 GBP
$1,643 USD
View
B+
Retailer 14
-
£1,485 GBP
SGD 2,672 SGD
View
Retailer 15
-
£1,488 GBP
View
Price last confirmed 8 days ago
B+
Retailer 16
-
£1,527 GBP
$2,034 USD
View
B+
Retailer 17
-
£1,538 GBP
$2,048 USD
View
B+
Retailer 18
-
£1,638 GBP
$2,181 USD
View
B+
Retailer 19
-
£1,968 GBP
View
B
Retailer 20
-
£3,405 GBP
$4,535 USD
View
Most Expensive
B
Brilliant Earth
21589211A · Oct 29
£4,588 GBP
$6,110 USD
View
20 more retailers have this diamond
Prices start from £378 GBPSave up to £4,210 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
£378 GBP