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Emerald|Lab Grown|IGI

1.51ct F VS1 Emerald Lab Grown Diamond

EX • F/VS1 • IGI LG848628364

Shape and cutting style on the report: Emerald cut

Certificate IGI LG848628364

Diamond specifications and retailer prices

From £156 GBP
As of November 1, 2026
Save £1,147 GBP (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,304 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG848628364 or 848628364. Listed at 23 retailers as of November 1, 2026, with prices from £156 to £1,304, a £1,147 spread on the same certified stone. Brilliant Earth lists it at £1,304. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848628364
Dimensions7.88 × 5.41 × 3.71 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.88 mm5.41 mm1.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848628364
Side View
Table 62.0%Crown 32°Girdle: MediumPavilion 41.4°Culet: LargeDepth 68.6%

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: £359 GBP|Low: £156 GBP|High: £910 GBP|Avg: £442 GBP|+3.6%
Retailer 1
Retailer 2
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Retailer 22
November 3, 2026
Retailer 8£156 GBP
Retailer 7£176 GBP
Retailer 5£181 GBP
Retailer 2£194 GBP
Retailer 22£194 GBP
Retailer 11£218 GBP
Retailer 19£316 GBP
Retailer 9£334 GBP
Retailer 16£335 GBP
Retailer 1£359 GBP
Retailer 4£377 GBP
Retailer 6£383 GBP
Retailer 12£452 GBP
Retailer 18£477 GBP
Retailer 21£609 GBP
Retailer 3£624 GBP
Retailer 15£628 GBP
Retailer 14£656 GBP
Retailer 13£663 GBP
Retailer 20£678 GBP
Retailer 17£778 GBP
Retailer 10£910 GBP

14 data points across 22 retailers

23 retailers£156 GBP to £1,304 GBP

A
Cheapest Retailer
-
£156 GBP
A
Retailer 2
-
£176 GBP
View
Final sale: no returns
A
Retailer 3
-
£181 GBP
View
Retailer 4
-
£194 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£194 GBP
View
A
Retailer 6
-
£218 GBP
View
Retailer 7
-
£316 GBP
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£334 GBP
View
A
Retailer 9
-
£335 GBP
View
A
Retailer 10
-
£359 GBP
View
A
Retailer 11
-
£377 GBP
View
A
Retailer 12
-
£383 GBP
View
A
Retailer 13
-
£452 GBP
View
B+
Retailer 14
-
£477 GBP
View
Retailer 15
-
£609 GBP
View
Price last confirmed 7 days ago
B+
Retailer 16
-
£624 GBP
View
B+
Retailer 17
-
£628 GBP
View
B+
Retailer 18
-
£656 GBP
View
B+
Retailer 19
-
£663 GBP
View
B+
Retailer 20
-
£678 GBP
View
B
Retailer 21
-
£778 GBP
View
B
Retailer 22
-
£910 GBP
View
Most Expensive
B
Brilliant Earth
22290483A · Nov 3
£1,304 GBP
$1,760 USD
View
22 more retailers have this diamond
Prices start from £156 GBPSave up to £1,147 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
1.51ct Emerald
£156 GBP