Emerald|Lab Grown|IGI

3.03ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG655431441

Shape and cutting style on the report: Emerald cut

Certificate IGI LG655431441

Diamond specifications and retailer prices

From £243 GBP
$325 USD
As of October 30, 2026
Save £1,437 GBP (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,679 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.03ct lab-grown emerald diamond

This 3.03ct lab-grown emerald sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG655431441 or 655431441. Listed at 20 retailers as of October 30, 2026, with prices from £243 to £1,679, a £1,437 spread on the same certified stone. Brilliant Earth lists it at £1,679. 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

3.03
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655431441
Dimensions9.98 × 6.85 × 4.51 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
9.98 mm6.85 mm3.03 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655431441
Side View
Table 65.0%Crown 33.4°Girdle: MediumPavilion 42.8°Culet: LargeDepth 65.8%

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 30
Current: £1,679 GBP|Low: £216 GBP|High: £2,194 GBP|Avg: £785 GBP|-23.5%
Brilliant Earth
Retailer 2
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Retailer 11
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Retailer 19
October 30, 2026
Retailer 2£243 GBP
Retailer 12£275 GBP
Retailer 6£281 GBP
Retailer 14£301 GBP
Retailer 11£356 GBP
Retailer 4£358 GBP
Retailer 3£405 GBP
Retailer 15£538 GBP
Retailer 13£624 GBP
Retailer 17£635 GBP
Retailer 18£653 GBP
Retailer 16£697 GBP
Retailer 9£853 GBP
Retailer 19£1,001 GBP
Retailer 10£1,145 GBP
Retailer 5£1,172 GBP
Retailer 8£1,388 GBP
Retailer 7£1,393 GBP
Brilliant Earth£1,679 GBP

38 data points across 19 retailers

20 retailers£243 GBP to £1,679 GBP

A
Cheapest Retailer
-
£243 GBP
$325 USD
A
Retailer 2
-
£275 GBP
$368 USD
View
Final sale: no returns
A
Retailer 3
-
£281 GBP
$377 USD
View
A
Retailer 4
-
£301 GBP
$403 USD
View
A
Retailer 5
-
£356 GBP
$477 USD
View
A
Retailer 6
-
£356 GBP
$477 USD
View
A
Retailer 7
-
£358 GBP
$480 USD
View
B+
Retailer 8
-
£405 GBP
$542 USD
View
A
Retailer 9
-
£538 GBP
$721 USD
View
A
Retailer 10
-
£624 GBP
€796 EUR
View
A
Retailer 11
-
£635 GBP
A$1,309 AUD
View
A
Retailer 12
-
£653 GBP
ZAR 14,145 ZAR
View
A
Retailer 13
-
£697 GBP
$934 USD
View
A
Retailer 14
-
£853 GBP
$1,143 USD
View
B+
Retailer 15
-
£1,001 GBP
$1,341 USD
View
B+
Retailer 16
-
£1,145 GBP
$1,534 USD
View
B+
Retailer 17
-
£1,172 GBP
View
B+
Retailer 18
-
£1,388 GBP
$1,860 USD
View
B+
Retailer 19
-
£1,393 GBP
View
Most Expensive
B
Brilliant Earth
11991180A · Oct 30
£1,679 GBP
$2,250 USD
View
19 more retailers have this diamond
Prices start from £243 GBPSave up to £1,437 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
3.03ct Emerald
£243 GBP