Emerald|Lab Grown|IGI

5.03ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG634443971

Shape and cutting style on the report: Emerald cut

Certificate IGI LG634443971

Diamond specifications and retailer prices

From £6,863 GBP
$9,195 USD
As of October 30, 2026
Save £21,184 GBP (76%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £28,047 GBP at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 5.03ct lab-grown emerald diamond

This 5.03ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG634443971 or 634443971. Listed at 25 retailers as of October 30, 2026, with prices from £6,863 to £28,047, a £21,184 spread on the same certified stone. Michael Trio lists it at £28,047. 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

5.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634443971
Dimensions11.05 × 7.90 × 5.57 mm
L/W Ratio1.40
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.05 mm7.90 mm5.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634443971
Side View
Table 67.0%Crown 40.5°Girdle: Slightly ThickPavilion 38.5°Culet: LNGDepth 70.5%

Caratlytics Score

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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: £28,047 GBP|Low: £6,588 GBP|High: £28,047 GBP|Avg: £12,047 GBP
Michael Trio
Retailer 2
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Retailer 5
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Retailer 12
Retailer 13
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Retailer 18
October 30, 2026
Retailer 4£6,863 GBP
Retailer 10£6,964 GBP
Retailer 9£7,137 GBP
Retailer 17£7,758 GBP
Retailer 3£7,878 GBP
Retailer 5£7,960 GBP
Retailer 8£7,960 GBP
Retailer 18£8,714 GBP
Retailer 7£8,952 GBP
Retailer 6£9,206 GBP
Retailer 11£9,621 GBP
Retailer 13£13,309 GBP
Retailer 2£13,583 GBP
Retailer 14£14,285 GBP
Retailer 15£15,009 GBP
Retailer 12£16,173 GBP
Retailer 16£16,528 GBP
Michael Trio£28,047 GBP

37 data points across 18 retailers

25 retailers£6,863 GBP to £28,047 GBP

A
Cheapest Retailer
-
£6,863 GBP
$9,195 USD
A
Retailer 2
-
£6,964 GBP
$9,331 USD
View
A
Retailer 3
-
£7,137 GBP
$9,563 USD
View
A
Retailer 4
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£7,685 GBP
$10,297 USD
View
Final sale: no returns
Retailer 5
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£7,753 GBP
View
Price last confirmed 21 days ago
A
Retailer 6
-
£7,758 GBP
$10,395 USD
View
A
Retailer 7
-
£7,878 GBP
$10,555 USD
View
A
Retailer 8
-
£7,960 GBP
$10,666 USD
View
Retailer 9
-
£7,960 GBP
$10,666 USD
View
Price last confirmed 14 days ago
A
Retailer 10
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£7,968 GBP
$10,676 USD
View
A
Retailer 11
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£8,714 GBP
$11,676 USD
View
A
Retailer 12
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£8,952 GBP
$11,995 USD
View
A
Retailer 13
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£9,206 GBP
$12,335 USD
View
A
Retailer 14
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£9,621 GBP
View
B+
Retailer 15
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£11,408 GBP
View
B+
Retailer 16
-
£13,309 GBP
€16,984 EUR
View
B+
Retailer 17
-
£13,583 GBP
$18,200 USD
View
B+
Retailer 18
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£14,285 GBP
View
B+
Retailer 19
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£15,009 GBP
$20,111 USD
View
B+
Retailer 20
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£16,173 GBP
ZAR 350,091 ZAR
View
Retailer 21
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£16,528 GBP
A$34,070 AUD
View
Price last confirmed 8 days ago
B
Retailer 22
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£19,276 GBP
$25,828 USD
View
B
Retailer 23
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£22,173 GBP
$29,710 USD
View
B
Retailer 24
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£25,006 GBP
$33,505 USD
View
Most Expensive
B
Michael Trio
8049813860 · Oct 30
£28,047 GBP
SGD 50,783 SGD
View
24 more retailers have this diamond
Prices start from £6,863 GBPSave up to £21,184 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
5.03ct Emerald
£6,863 GBP