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Emerald|Lab Grown|IGI

1.02ct J VS1 Emerald Lab Grown Diamond

ID • J/VS1 • IGI LG400943024

Shape and cutting style on the report: Emerald cut

Certificate IGI LG400943024

Diamond specifications and retailer prices

From £463 GBP
$620 USD
As of October 30, 2026
Save £2,710 GBP (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,172 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.02ct lab-grown emerald diamond

This 1.02ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG400943024 or 400943024. Listed at 12 retailers as of October 29, 2026, with prices from £463 to £3,172, a £2,710 spread on the same certified stone. MOH London lists it at £3,172. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.5°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG400943024
Dimensions6.61 × 4.79 × 3.25 mm
L/W Ratio1.38
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.61 mm4.79 mm1.02 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG400943024
Side View
Table 65.0%Crown 23.5°Girdle: MediumPavilion 42.7°Culet: LNGDepth 67.8%

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: £3,172 GBP|Low: £463 GBP|High: £3,198 GBP|Avg: £1,432 GBP|+0.5%
MOH London
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
October 30, 2026
Retailer 2£463 GBP
Retailer 8£802 GBP
Retailer 13£872 GBP
Retailer 14£898 GBP
Retailer 9£931 GBP
Retailer 12£931 GBP
Retailer 4£1,060 GBP
Retailer 5£1,324 GBP
Retailer 10£1,482 GBP
Retailer 7£1,711 GBP
Retailer 11£1,744 GBP
Retailer 3£1,887 GBP
Retailer 6£2,664 GBP
MOH London£3,172 GBP

23 data points across 14 retailers

12 retailers£463 GBP to £3,172 GBP

A
Cheapest Retailer
-
£463 GBP
$620 USD
B+
Retailer 2
-
£802 GBP
$1,075 USD
View
B+
Retailer 3
-
£872 GBP
$1,169 USD
View
B+
Retailer 4
-
£898 GBP
$1,203 USD
View
Final sale: no returns
B+
Retailer 5
-
£931 GBP
$1,247 USD
View
Retailer 6
-
£931 GBP
$1,247 USD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
£1,060 GBP
$1,420 USD
View
B
Retailer 8
-
£1,482 GBP
$1,986 USD
View
B
Retailer 9
-
£1,711 GBP
ZAR 37,028 ZAR
View
B
Retailer 10
-
£1,744 GBP
$2,337 USD
View
B
Retailer 11
-
£1,887 GBP
$2,529 USD
View
Most Expensive
B
MOH London
LG400943024 · Oct 29
£3,172 GBP
View
11 more retailers have this diamond
Prices start from £463 GBPSave up to £2,710 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
1.02ct Emerald
£463 GBP