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Emerald|Lab Grown|IGI

2.56ct G VVS1 Emerald Lab Grown Diamond

EX • G/VVS1 • IGI LG747588223

Shape and cutting style on the report: Emerald cut

Certificate IGI LG747588223

Diamond specifications and retailer prices

From £778 GBP
$1,044 USD
As of November 1, 2026
Save £2,367 GBP (75%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,145 GBP at Brilliant Earth · As of October 31, 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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG747588223 or 747588223. Listed at 2 retailers as of October 31, 2026, with prices from £778 to £3,145, a £2,367 spread on the same certified stone. Brilliant Earth lists it at £3,145. 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
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747588223
Dimensions9.61 × 6.34 × 4.21 mm
L/W Ratio1.52
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.61 mm6.34 mm2.56 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747588223
Side View
Table 64.0%Crown 31.9°Girdle: MED-STKPavilion 41°Culet: LNGDepth 66.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £3,145 GBP|Low: £778 GBP|High: £5,485 GBP|Avg: £2,148 GBP|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 4, 2026
Retailer 2£778 GBP
Retailer 9£835 GBP
Retailer 7£950 GBP
Retailer 3£1,182 GBP
Retailer 6£1,323 GBP
Retailer 5£2,750 GBP
Retailer 8£2,837 GBP
Brilliant Earth£3,145 GBP
Retailer 4£5,485 GBP

2 data points across 9 retailers

2 retailers£778 GBP to £3,145 GBP

B+
Cheapest Retailer
-
£778 GBP
$1,044 USD
Most Expensive
B
Brilliant Earth
18874017AB · Oct 31
£3,145 GBP
$4,220 USD
View
1 more retailer has this diamond
Prices start from £778 GBPSave up to £2,367 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.

B+
2.56ct Emerald
£778 GBP