Emerald|Lab Grown|IGI

3.09ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG771629117

Shape and cutting style on the report: Emerald cut

Certificate IGI LG771629117

Diamond specifications and retailer prices

From £515 GBP
$690 USD
As of October 31, 2026
Save £1,091 GBP (68%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,840 GBP at Rare Carat · As of October 4, 2026
View at Rare Carat

About this 3.09ct lab-grown emerald diamond

This 3.09ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG771629117 or 771629117. Listed at 21 retailers as of October 30, 2026, with a 212% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771629117
Dimensions10.07 × 6.83 × 4.45 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.07 mm6.83 mm3.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771629117
Side View
Table 67.0%Crown 34.5°Girdle: MED-STKPavilion 39.9°Culet: LargeDepth 65.2%

Caratlytics Score

How it works →
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 31
Current: £1,840 GBP|Low: £313 GBP|High: £1,840 GBP|Avg: £962 GBP
Rare Carat
Retailer 2
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Retailer 10
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Retailer 12
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Retailer 20
October 31, 2026
Retailer 10£335 GBP
Retailer 9£391 GBP
Retailer 12£433 GBP
Retailer 8£436 GBP
Retailer 18£515 GBP
Retailer 19£671 GBP
Retailer 6£708 GBP
Retailer 2£712 GBP
Retailer 15£726 GBP
Retailer 14£907 GBP
Retailer 3£922 GBP
Retailer 17£932 GBP
Retailer 20£1,154 GBP
Retailer 5£1,251 GBP
Retailer 13£1,307 GBP
Retailer 11£1,391 GBP
Retailer 7£1,403 GBP
Retailer 16£1,586 GBP
Retailer 4£1,606 GBP
Rare Carat£1,840 GBP

36 data points across 20 retailers

21 retailers£515 GBP to £1,606 GBP

Retailer 1
-
£335 GBP
$449 USD
Price last confirmed 26 days ago
Retailer 2
-
£391 GBP
$524 USD
View
Price last confirmed 25 days ago
Retailer 3
-
£433 GBP
$580 USD
View
Price last confirmed 28 days ago
Retailer 4
-
£433 GBP
$580 USD
View
Price last confirmed 19 days ago
Retailer 5
-
£436 GBP
$584 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£515 GBP
$690 USD
View
B+
Retailer 7
-
£671 GBP
$899 USD
View
A
Retailer 8
-
£708 GBP
$949 USD
View
A
Retailer 9
-
£712 GBP
View
A
Retailer 10
-
£726 GBP
€927 EUR
View
A
Retailer 11
-
£907 GBP
A$1,869 AUD
View
A
Retailer 12
-
£922 GBP
$1,236 USD
View
B+
Retailer 13
-
£932 GBP
ZAR 20,172 ZAR
View
B+
Retailer 14
-
£1,154 GBP
$1,546 USD
View
B+
Retailer 15
-
£1,251 GBP
View
B+
Retailer 16
-
£1,307 GBP
A$2,695 AUD
View
Retailer 17
-
£1,391 GBP
$1,864 USD
View
Price last confirmed 24 days ago
B+
Retailer 18
-
£1,403 GBP
$1,880 USD
View
B
Retailer 19
-
£1,586 GBP
View
B
Retailer 20
-
£1,606 GBP
$2,152 USD
View
Most Expensive
Rare Carat
MTR-9161083-022 · Oct 4
£1,840 GBP
$2,465 USD
View
Price last confirmed 26 days ago
20 more retailers have this diamond
Prices start from £515 GBPSave up to £1,091 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
£515 GBP