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Emerald|Lab Grown|IGI

1.83ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG831604019

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831604019

Diamond specifications and retailer prices

From £424 GBP
$565 USD
As of October 30, 2026
Save £3,976 GBP (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,400 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.83ct lab-grown emerald diamond

This 1.83ct 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 LG831604019 or 831604019. Listed at 21 retailers as of October 29, 2026, with prices from £424 to £4,400, a £3,976 spread on the same certified stone. Brilliant Earth lists it at £4,400. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604019
Dimensions8.30 × 5.82 × 3.77 mm
L/W Ratio1.43
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
8.30 mm5.82 mm1.83 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604019
Side View
Table 61.0%Crown 31.5°Girdle: MediumPavilion 41.5°Culet: LargeDepth 64.8%

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: £4,400 GBP|Low: £424 GBP|High: £4,536 GBP|Avg: £1,513 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
October 30, 2026
Retailer 16£424 GBP
Retailer 11£537 GBP
Retailer 9£557 GBP
Retailer 13£577 GBP
Retailer 5£687 GBP
Retailer 8£813 GBP
Retailer 14£822 GBP
Retailer 19£908 GBP
Retailer 4£1,023 GBP
Retailer 10£1,159 GBP
Retailer 6£1,240 GBP
Retailer 18£1,534 GBP
Retailer 12£1,664 GBP
Retailer 17£1,707 GBP
Retailer 15£1,738 GBP
Retailer 2£1,772 GBP
Retailer 7£1,797 GBP
Retailer 3£2,359 GBP
Brilliant Earth£4,400 GBP

32 data points across 19 retailers

21 retailers£424 GBP to £4,400 GBP

A
Cheapest Retailer
-
£424 GBP
$565 USD
A
Retailer 2
-
£537 GBP
$715 USD
View
Final sale: no returns
Retailer 3
-
£557 GBP
$742 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
£557 GBP
$742 USD
View
A
Retailer 5
-
£577 GBP
HK$6,000 HKD
View
A
Retailer 6
-
£687 GBP
$915 USD
View
A
Retailer 7
-
£813 GBP
$1,082 USD
View
A
Retailer 8
-
£822 GBP
View
A
Retailer 9
-
£908 GBP
€1,151 EUR
View
B+
Retailer 10
-
£1,023 GBP
ZAR 22,016 ZAR
View
B+
Retailer 11
-
£1,159 GBP
$1,543 USD
View
B+
Retailer 12
-
£1,240 GBP
$1,651 USD
View
B+
Retailer 13
-
£1,534 GBP
View
B
Retailer 14
-
£1,566 GBP
$2,086 USD
View
B+
Retailer 15
-
£1,664 GBP
SGD 2,994 SGD
View
B+
Retailer 16
-
£1,707 GBP
$2,273 USD
View
B+
Retailer 17
-
£1,738 GBP
$2,314 USD
View
B
Retailer 18
-
£1,772 GBP
$2,360 USD
View
B+
Retailer 19
-
£1,797 GBP
$2,393 USD
View
B
Retailer 20
-
£2,359 GBP
View
Most Expensive
B
Brilliant Earth
21604977A · Oct 29
£4,400 GBP
$5,860 USD
View
20 more retailers have this diamond
Prices start from £424 GBPSave up to £3,976 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
1.83ct Emerald
£424 GBP