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Emerald|Lab Grown|IGI

5.21ct D VVS1 Emerald Lab Grown Diamond

ID • D/VVS1 • IGI LG844620035

Shape and cutting style on the report: Emerald cut

Certificate IGI LG844620035

Diamond specifications and retailer prices

From £1,083 GBP
$1,451 USD
As of October 30, 2026
Save £3,553 GBP (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £4,636 GBP at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 5.21ct lab-grown emerald diamond

This 5.21ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844620035 or 844620035. Listed at 19 retailers as of October 30, 2026, with prices from £1,083 to £4,636, a £3,553 spread on the same certified stone. Michael Trio lists it at £4,636. 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

5.21
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle44.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844620035
Dimensions11.59 × 8.11 × 5.59 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.59 mm8.11 mm5.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844620035
Side View
Table 62.0%Crown 35°Girdle: Slightly ThickPavilion 44.5°Culet: LargeDepth 68.9%

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: £4,636 GBP|Low: £1,083 GBP|High: £4,840 GBP|Avg: £2,543 GBP|-4.2%
Michael Trio
Retailer 2
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Retailer 19
October 31, 2026
Retailer 18£1,083 GBP
Retailer 10£1,185 GBP
Retailer 14£1,213 GBP
Retailer 7£1,256 GBP
Retailer 3£1,384 GBP
Retailer 13£1,538 GBP
Retailer 2£1,759 GBP
Retailer 11£1,845 GBP
Retailer 4£1,918 GBP
Retailer 12£2,280 GBP
Retailer 9£2,368 GBP
Retailer 19£2,553 GBP
Retailer 5£3,037 GBP
Retailer 8£3,405 GBP
Retailer 17£3,596 GBP
Retailer 6£3,607 GBP
Retailer 16£4,422 GBP
Retailer 15£4,574 GBP
Michael Trio£4,636 GBP

9 data points across 19 retailers

19 retailers£1,083 GBP to £4,636 GBP

A
Cheapest Retailer
-
£1,083 GBP
$1,451 USD
A
Retailer 2
-
£1,185 GBP
$1,588 USD
View
A
Retailer 3
-
£1,213 GBP
$1,625 USD
View
Final sale: no returns
A
Retailer 4
-
£1,256 GBP
$1,683 USD
View
A
Retailer 5
-
£1,384 GBP
$1,855 USD
View
A
Retailer 6
-
£1,538 GBP
$2,061 USD
View
A
Retailer 7
-
£1,759 GBP
View
A
Retailer 8
-
£1,845 GBP
$2,472 USD
View
A
Retailer 9
-
£1,918 GBP
€2,448 EUR
View
B+
Retailer 10
-
£2,280 GBP
$3,055 USD
View
B+
Retailer 11
-
£2,368 GBP
$3,173 USD
View
B+
Retailer 12
-
£2,553 GBP
ZAR 55,259 ZAR
View
B+
Retailer 13
-
£3,037 GBP
View
B+
Retailer 14
-
£3,405 GBP
$4,562 USD
View
B+
Retailer 15
-
£3,596 GBP
$4,818 USD
View
B
Retailer 16
-
£3,607 GBP
View
B
Retailer 17
-
£4,422 GBP
$5,926 USD
View
B
Retailer 18
-
£4,574 GBP
$6,128 USD
View
Most Expensive
B
Michael Trio
1360075222 · Oct 31
£4,636 GBP
SGD 8,394 SGD
View
18 more retailers have this diamond
Prices start from £1,083 GBPSave up to £3,553 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
5.21ct Emerald
£1,083 GBP