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Emerald|Lab Grown|IGI

1.58ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG502138323

Shape and cutting style on the report: Emerald cut

Certificate IGI LG502138323

Diamond specifications and retailer prices

From £154 GBP
$205 USD
As of October 27, 2026
Save £756 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,141 GBP at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 1.58ct lab-grown emerald diamond

This 1.58ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG502138323 or 502138323. Listed at 23 retailers as of October 27, 2026, with a 491% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.4°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502138323
Dimensions7.63 × 5.45 × 3.76 mm
L/W Ratio1.40
Culet sizeLong
Cert comments
Faint Blue As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.63 mm5.45 mm1.58 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502138323
Side View
Table 62.5%Crown 25.4°Girdle: MediumPavilion 38°Culet: LNGDepth 69.0%

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 27
Current: £1,141 GBP|Low: £173 GBP|High: £1,201 GBP|Avg: £439 GBP|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 5£173 GBP
Retailer 3£179 GBP
Retailer 14£191 GBP
Retailer 9£257 GBP
Retailer 2£311 GBP
Retailer 12£324 GBP
Retailer 10£350 GBP
Retailer 7£386 GBP
Retailer 4£442 GBP
Retailer 11£446 GBP
Retailer 13£493 GBP
Retailer 6£744 GBP
Retailer 15£779 GBP
Retailer 8£899 GBP
Brilliant Earth£1,141 GBP

44 data points across 15 retailers

23 retailers£154 GBP to £909 GBP

A
Cheapest Retailer
-
£154 GBP
$205 USD
A
Retailer 2
-
£173 GBP
$230 USD
View
Final sale: no returns
A
Retailer 3
-
£179 GBP
$238 USD
View
A
Retailer 4
-
£191 GBP
$255 USD
View
A
Retailer 5
-
£191 GBP
$255 USD
View
B+
Retailer 6
-
£257 GBP
$342 USD
View
A
Retailer 7
-
£311 GBP
€395 EUR
View
A
Retailer 8
-
£324 GBP
ZAR 6,960 ZAR
View
A
Retailer 9
-
£350 GBP
View
A
Retailer 10
-
£384 GBP
$512 USD
View
A
Retailer 11
-
£386 GBP
$514 USD
View
B+
Retailer 12
-
£442 GBP
$588 USD
View
A
Retailer 13
-
£446 GBP
A$914 AUD
View
B+
Retailer 14
-
£493 GBP
$657 USD
View
B+
Retailer 15
-
£561 GBP
$747 USD
View
Price last confirmed 23 days ago
B
Retailer 16
-
£615 GBP
$819 USD
View
B+
Retailer 17
-
£655 GBP
$872 USD
View
B
Retailer 18
-
£744 GBP
View
B
Retailer 19
-
£761 GBP
$1,013 USD
View
B
Retailer 20
-
£779 GBP
$1,038 USD
View
B
Retailer 21
-
£899 GBP
View
B
Retailer 22
-
£909 GBP
$1,211 USD
View
Most Expensive
B
Brilliant Earth
10787564A · Oct 18
£1,141 GBP
$1,520 USD
View
Price last confirmed 10 days ago
22 more retailers have this diamond
Prices start from £154 GBPSave up to £756 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
1.58ct Emerald
£154 GBP