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Emerald|Lab Grown|IGI

2.56ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG809651094

Shape and cutting style on the report: Emerald cut

Certificate IGI LG809651094

Diamond specifications and retailer prices

From £546 GBP
$731 USD
As of October 30, 2026
Save £3,432 GBP (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,978 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.56ct lab-grown emerald diamond

This 2.56ct 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 LG809651094 or 809651094. Listed at 23 retailers as of October 30, 2026, with prices from £546 to £3,978, a £3,432 spread on the same certified stone. Brilliant Earth lists it at £3,978. 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

2.56
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809651094
Dimensions9.37 × 6.36 × 4.22 mm
L/W Ratio1.47
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
9.37 mm6.36 mm2.56 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809651094
Side View
Table 63.0%Crown 29°Girdle: MED-STKPavilion 38.2°Culet: LargeDepth 66.4%

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: £3,978 GBP|Low: £546 GBP|High: £4,582 GBP|Avg: £1,577 GBP|-13.2%
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 9£546 GBP
Retailer 6£594 GBP
Retailer 7£610 GBP
Retailer 20£633 GBP
Retailer 15£660 GBP
Retailer 13£746 GBP
Retailer 11£899 GBP
Retailer 10£952 GBP
Retailer 18£1,008 GBP
Retailer 17£1,016 GBP
Retailer 16£1,408 GBP
Retailer 2£1,503 GBP
Retailer 8£1,611 GBP
Retailer 21£1,633 GBP
Retailer 22£1,780 GBP
Retailer 4£1,947 GBP
Retailer 5£2,140 GBP
Retailer 3£2,156 GBP
Retailer 12£2,182 GBP
Retailer 19£2,499 GBP
Retailer 14£3,407 GBP
Brilliant Earth£3,978 GBP

32 data points across 22 retailers

23 retailers£546 GBP to £3,978 GBP

A
Cheapest Retailer
-
£546 GBP
$731 USD
A
Retailer 2
-
£594 GBP
$796 USD
View
A
Retailer 3
-
£610 GBP
$818 USD
View
Final sale: no returns
A
Retailer 4
-
£633 GBP
$848 USD
View
Retailer 5
-
£660 GBP
$884 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
£746 GBP
$1,000 USD
View
A
Retailer 7
-
£899 GBP
$1,204 USD
View
A
Retailer 8
-
£952 GBP
$1,275 USD
View
A
Retailer 9
-
£1,008 GBP
€1,286 EUR
View
A
Retailer 10
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£1,016 GBP
View
A
Retailer 11
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£1,408 GBP
$1,886 USD
View
Retailer 12
-
£1,503 GBP
A$3,098 AUD
View
A
Retailer 13
-
£1,611 GBP
$2,158 USD
View
A
Retailer 14
-
£1,633 GBP
ZAR 35,353 ZAR
View
A
Retailer 15
-
£1,780 GBP
$2,385 USD
View
A
Retailer 16
-
£1,947 GBP
$2,609 USD
View
A
Retailer 17
-
£2,054 GBP
$2,752 USD
View
B+
Retailer 18
-
£2,140 GBP
$2,867 USD
View
B+
Retailer 19
-
£2,156 GBP
$2,889 USD
View
B+
Retailer 20
-
£2,182 GBP
$2,924 USD
View
B+
Retailer 21
-
£2,499 GBP
View
Retailer 22
-
£3,407 GBP
$4,565 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20536472A · Oct 30
£3,978 GBP
$5,330 USD
View
22 more retailers have this diamond
Prices start from £546 GBPSave up to £3,432 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
2.56ct Emerald
£546 GBP