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Emerald|Lab Grown|IGI

3.09ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG770680425

Shape and cutting style on the report: Emerald cut

Certificate IGI LG770680425

Diamond specifications and retailer prices

From £874 GBP
$1,171 USD
As of October 30, 2026
Save £8,060 GBP (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £8,934 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.09ct lab-grown emerald diamond

This 3.09ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770680425 or 770680425. Listed at 22 retailers as of October 29, 2026, with prices from £874 to £8,934, a £8,060 spread on the same certified stone. Brilliant Earth lists it at £8,934. 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

3.09
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770680425
Dimensions9.43 × 6.71 × 4.50 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.43 mm6.71 mm3.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770680425
Side View
Table 65.0%Crown 37.2°Girdle: MediumPavilion 37.5°Culet: LargeDepth 67.1%

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: £8,934 GBP|Low: £839 GBP|High: £9,210 GBP|Avg: £2,308 GBP|-3.0%
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 20£874 GBP
Retailer 6£951 GBP
Retailer 5£978 GBP
Retailer 7£1,014 GBP
Retailer 10£1,014 GBP
Retailer 16£1,142 GBP
Retailer 9£1,258 GBP
Retailer 17£1,449 GBP
Retailer 2£1,470 GBP
Retailer 15£1,788 GBP
Retailer 21£1,997 GBP
Retailer 8£2,239 GBP
Retailer 19£2,287 GBP
Retailer 13£2,353 GBP
Retailer 12£2,798 GBP
Retailer 4£2,934 GBP
Retailer 3£3,202 GBP
Retailer 18£3,261 GBP
Retailer 14£3,394 GBP
Retailer 11£3,549 GBP
Brilliant Earth£8,934 GBP

44 data points across 21 retailers

22 retailers£874 GBP to £8,934 GBP

A
Cheapest Retailer
-
£874 GBP
$1,171 USD
A
Retailer 2
-
£951 GBP
$1,274 USD
View
A
Retailer 3
-
£978 GBP
$1,310 USD
View
Final sale: no returns
A
Retailer 4
-
£1,014 GBP
$1,358 USD
View
Retailer 5
-
£1,014 GBP
$1,358 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£1,142 GBP
$1,530 USD
View
A
Retailer 7
-
£1,258 GBP
$1,686 USD
View
A
Retailer 8
-
£1,449 GBP
$1,942 USD
View
A
Retailer 9
-
£1,470 GBP
View
A
Retailer 10
-
£1,788 GBP
€2,282 EUR
View
A
Retailer 11
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£1,899 GBP
$2,545 USD
View
A
Retailer 12
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£1,997 GBP
$2,676 USD
View
A
Retailer 13
-
£2,239 GBP
$3,000 USD
View
Retailer 14
-
£2,287 GBP
A$4,714 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
£2,353 GBP
ZAR 50,939 ZAR
View
B+
Retailer 16
-
£2,798 GBP
View
B+
Retailer 17
-
£2,934 GBP
$3,931 USD
View
B+
Retailer 18
-
£3,202 GBP
$4,291 USD
View
B+
Retailer 19
-
£3,261 GBP
View
B+
Retailer 20
-
£3,394 GBP
SGD 6,146 SGD
View
B+
Retailer 21
-
£3,549 GBP
$4,755 USD
View
Most Expensive
B
Brilliant Earth
20602810A · Oct 29
£8,934 GBP
$11,970 USD
View
21 more retailers have this diamond
Prices start from £874 GBPSave up to £8,060 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
3.09ct Emerald
£874 GBP