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Emerald|Lab Grown|IGI

2.57ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG776642665

Shape and cutting style on the report: Emerald cut

Certificate IGI LG776642665

Diamond specifications and retailer prices

From £501 GBP
$671 USD
As of October 30, 2026
Save £1,960 GBP (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,461 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.57ct lab-grown emerald diamond

This 2.57ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776642665 or 776642665. Listed at 21 retailers as of October 29, 2026, with prices from £501 to £2,461, a £1,960 spread on the same certified stone. MOH London lists it at £2,461. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.57
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776642665
Dimensions9.64 × 6.30 × 3.96 mm
L/W Ratio1.53
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.64 mm6.30 mm2.57 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776642665
Side View
Table 68.0%Crown 32.1°Girdle: MED-STKPavilion 37.3°Culet: LargeDepth 62.9%

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: £2,461 GBP|Low: £501 GBP|High: £2,553 GBP|Avg: £1,344 GBP|-3.5%
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
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Retailer 18
October 30, 2026
Retailer 6£501 GBP
Retailer 5£560 GBP
Retailer 16£581 GBP
Retailer 10£599 GBP
Retailer 12£716 GBP
Retailer 18£793 GBP
Retailer 7£867 GBP
Retailer 2£929 GBP
Retailer 4£1,378 GBP
Retailer 13£1,484 GBP
Retailer 11£1,499 GBP
Retailer 14£1,633 GBP
Retailer 15£1,808 GBP
Retailer 17£1,946 GBP
Retailer 9£1,982 GBP
Retailer 3£2,004 GBP
Retailer 8£2,013 GBP
MOH London£2,461 GBP

37 data points across 18 retailers

21 retailers£501 GBP to £2,461 GBP

A
Cheapest Retailer
-
£501 GBP
$671 USD
Retailer 2
-
£558 GBP
$748 USD
View
Price last confirmed 38 days ago
A
Retailer 3
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£560 GBP
$750 USD
View
Final sale: no returns
A
Retailer 4
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£581 GBP
$778 USD
View
Retailer 5
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£599 GBP
$803 USD
View
Price last confirmed 14 days ago
Retailer 6
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£602 GBP
$807 USD
View
Price last confirmed 36 days ago
Retailer 7
-
£634 GBP
$849 USD
View
Price last confirmed 35 days ago
A
Retailer 8
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£716 GBP
$960 USD
View
A
Retailer 9
-
£793 GBP
$1,063 USD
View
A
Retailer 10
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£867 GBP
$1,162 USD
View
A
Retailer 11
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£929 GBP
View
Retailer 12
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£1,378 GBP
A$2,841 AUD
View
Price last confirmed 9 days ago
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Retailer 13
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£1,484 GBP
$1,988 USD
View
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Retailer 14
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£1,499 GBP
ZAR 32,439 ZAR
View
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Retailer 15
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£1,633 GBP
$2,188 USD
View
A
Retailer 16
-
£1,808 GBP
View
A
Retailer 17
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£1,946 GBP
$2,607 USD
View
A
Retailer 18
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£1,982 GBP
$2,655 USD
View
A
Retailer 19
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£2,004 GBP
$2,685 USD
View
A
Retailer 20
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£2,013 GBP
$2,697 USD
View
Most Expensive
B+
MOH London
LG776642665 · Oct 29
£2,461 GBP
View
20 more retailers have this diamond
Prices start from £501 GBPSave up to £1,960 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
2.57ct Emerald
£501 GBP