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Emerald|Lab Grown|IGI

2.58ct F IF Emerald Lab Grown Diamond

ID • F/IF • IGI LG783665129

Shape and cutting style on the report: Emerald cut

Certificate IGI LG783665129

Diamond specifications and retailer prices

From £486 GBP
$651 USD
As of November 1, 2026
Save £3,582 GBP (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,067 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.58ct lab-grown emerald diamond

This 2.58ct lab-grown emerald sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783665129 or 783665129. Listed at 23 retailers as of October 31, 2026, with prices from £486 to £4,067, a £3,582 spread on the same certified stone. Brilliant Earth lists it at £4,067. 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

2.58
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783665129
Dimensions9.48 × 6.21 × 4.03 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
9.48 mm6.21 mm2.58 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783665129
Side View
Table 67.0%Crown 36.5°Girdle: Slightly ThickPavilion 35.9°Culet: LargeDepth 64.9%

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: Nov 1
Current: £4,067 GBP|Low: £486 GBP|High: £4,067 GBP|Avg: £1,330 GBP
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 13£486 GBP
Retailer 5£529 GBP
Retailer 20£564 GBP
Retailer 12£619 GBP
Retailer 14£635 GBP
Retailer 17£698 GBP
Retailer 16£808 GBP
Retailer 18£834 GBP
Retailer 2£901 GBP
Retailer 9£985 GBP
Retailer 8£1,340 GBP
Retailer 11£1,468 GBP
Retailer 19£1,554 GBP
Retailer 4£1,585 GBP
Retailer 10£1,596 GBP
Retailer 7£1,752 GBP
Retailer 6£1,901 GBP
Retailer 21£1,923 GBP
Retailer 3£1,946 GBP
Retailer 15£2,375 GBP
Brilliant Earth£4,067 GBP

27 data points across 21 retailers

23 retailers£486 GBP to £4,067 GBP

A
Cheapest Retailer
-
£486 GBP
$651 USD
A
Retailer 2
-
£529 GBP
$709 USD
View
A
Retailer 3
-
£564 GBP
$756 USD
View
Retailer 4
-
£619 GBP
$829 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£635 GBP
$851 USD
View
Final sale: no returns
A
Retailer 6
-
£698 GBP
$935 USD
View
A
Retailer 7
-
£808 GBP
$1,082 USD
View
A
Retailer 8
-
£834 GBP
$1,117 USD
View
A
Retailer 9
-
£901 GBP
View
A
Retailer 10
-
£985 GBP
€1,257 EUR
View
A
Retailer 11
-
£1,340 GBP
$1,796 USD
View
Retailer 12
-
£1,468 GBP
A$3,026 AUD
View
Price last confirmed 11 days ago
A
Retailer 13
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£1,554 GBP
$2,082 USD
View
A
Retailer 14
-
£1,585 GBP
$2,124 USD
View
A
Retailer 15
-
£1,596 GBP
ZAR 34,557 ZAR
View
B+
Retailer 16
-
£1,752 GBP
View
B+
Retailer 17
-
£1,820 GBP
$2,439 USD
View
B+
Retailer 18
-
£1,901 GBP
SGD 3,442 SGD
View
B+
Retailer 19
-
£1,923 GBP
$2,577 USD
View
B+
Retailer 20
-
£1,946 GBP
$2,607 USD
View
B+
Retailer 21
-
£2,375 GBP
View
Retailer 22
-
£3,456 GBP
$4,630 USD
View
Price last confirmed 63 days ago
Most Expensive
B
Brilliant Earth
19883500A · Oct 31
£4,067 GBP
$5,450 USD
View
22 more retailers have this diamond
Prices start from £486 GBPSave up to £3,582 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
2.58ct Emerald
£486 GBP