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Emerald|Lab Grown|IGI

1.52ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG512224117

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512224117

Diamond specifications and retailer prices

From £1,168 GBP
$1,565 USD
As of October 30, 2026
Save £1,228 GBP (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,540 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.52ct lab-grown emerald diamond

This 1.52ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512224117 or 512224117. Listed at 11 retailers as of October 26, 2026, with a 105% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.2°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512224117
Dimensions7.70 × 5.50 × 3.47 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
7.70 mm5.50 mm1.52 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512224117
Side View
Table 64.0%Crown 25.2°Girdle: MediumPavilion 36.5°Culet: LNGDepth 63.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,540 GBP|Low: £1,121 GBP|High: £3,921 GBP|Avg: £1,830 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6£1,168 GBP
Retailer 7£1,261 GBP
Retailer 11£1,271 GBP
Retailer 8£1,355 GBP
Retailer 10£1,355 GBP
Retailer 3£1,481 GBP
Retailer 2£1,903 GBP
Retailer 9£2,132 GBP
Retailer 5£2,396 GBP
NZ Jewellers£2,540 GBP
Retailer 4£3,890 GBP

43 data points across 11 retailers

11 retailers£1,168 GBP to £2,396 GBP

B
Cheapest Retailer
-
£1,168 GBP
$1,565 USD
B
Retailer 2
-
£1,261 GBP
$1,690 USD
View
B
Retailer 3
-
£1,271 GBP
$1,703 USD
View
B
Retailer 4
-
£1,355 GBP
$1,815 USD
View
Retailer 5
-
£1,355 GBP
$1,815 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
£1,481 GBP
$1,985 USD
View
B
Retailer 7
-
£1,903 GBP
View
B
Retailer 8
-
£2,132 GBP
$2,857 USD
View
B
Retailer 9
-
£2,396 GBP
$3,210 USD
View
Most Expensive
NZ Jewellers
67b6382e-6d6b-4dd7-aaa1-0a090e1dd15c · Oct 28
£2,540 GBP
$3,403 USD
View
Price under review
9 more retailers have this diamond
Prices start from £1,168 GBPSave up to £1,228 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.

B
1.52ct Emerald
£1,168 GBP