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Emerald|Lab Grown|IGI

1.21ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG530293987

Shape and cutting style on the report: Emerald cut

Certificate IGI LG530293987

Diamond specifications and retailer prices

From £207 GBP
$275 USD
As of October 27, 2026
Save £872 GBP (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,079 GBP at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG530293987 or 530293987. Listed at 19 retailers as of October 27, 2026, with prices from £207 to £1,079, a £872 spread on the same certified stone. Reve Diamonds lists it at £1,079. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle20.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530293987
Dimensions7.47 × 5.02 × 3.12 mm
L/W Ratio1.49
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
7.47 mm5.02 mm1.21 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530293987
Side View
Table 66.0%Crown 20.7°Girdle: Slightly ThickPavilion 41.1°Culet: LNGDepth 62.2%

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 27
Current: £1,034 GBP|Low: £199 GBP|High: £1,079 GBP|Avg: £541 GBP|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
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Retailer 18
Reve Diamonds
October 29, 2026
Retailer 15£207 GBP
Retailer 9£232 GBP
Retailer 6£240 GBP
Retailer 4£257 GBP
Retailer 17£257 GBP
Retailer 5£362 GBP
Retailer 13£376 GBP
Retailer 10£396 GBP
Retailer 18£424 GBP
Retailer 12£441 GBP
Retailer 7£444 GBP
Retailer 16£564 GBP
Retailer 11£625 GBP
Retailer 14£789 GBP
Retailer 3£825 GBP
Retailer 8£863 GBP
Retailer 2£998 GBP
Retailer 1£1,034 GBP
Reve Diamonds£1,079 GBP

30 data points across 19 retailers

19 retailers£207 GBP to £1,079 GBP

A
Cheapest Retailer
-
£207 GBP
$275 USD
A
Retailer 2
-
£232 GBP
$308 USD
View
Final sale: no returns
A
Retailer 3
-
£240 GBP
$319 USD
View
A
Retailer 4
-
£257 GBP
$341 USD
View
A
Retailer 5
-
£257 GBP
$341 USD
View
A
Retailer 6
-
£362 GBP
$481 USD
View
B+
Retailer 7
-
£376 GBP
$500 USD
View
B+
Retailer 8
-
£424 GBP
$564 USD
View
B+
Retailer 9
-
£433 GBP
HK$4,500 HKD
View
B+
Retailer 10
-
£441 GBP
ZAR 9,466 ZAR
View
B+
Retailer 11
-
£444 GBP
$590 USD
View
B+
Retailer 12
-
£564 GBP
$750 USD
View
B+
Retailer 13
-
£625 GBP
A$1,277 AUD
View
B
Retailer 14
-
£789 GBP
$1,048 USD
View
B
Retailer 15
-
£825 GBP
$1,096 USD
View
B
Retailer 16
-
£863 GBP
$1,147 USD
View
B
Retailer 17
-
£998 GBP
View
B
Retailer 18
-
£1,034 GBP
View
Most Expensive
B
Reve Diamonds
34B5FF5C1 · Oct 28
£1,079 GBP
$1,433 USD
View
18 more retailers have this diamond
Prices start from £207 GBPSave up to £872 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
1.21ct Emerald
£207 GBP