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Emerald|Lab Grown|IGI

1.45ct G VS1 Emerald Lab Grown Diamond

EX • G/VS1 • IGI LG851606466

Shape and cutting style on the report: Emerald cut

Certificate IGI LG851606466

Diamond specifications and retailer prices

From £321 GBP
As of November 5, 2026
Save £560 GBP (64%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £881 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.45ct lab-grown emerald diamond

This 1.45ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851606466 or 851606466. Listed at 2 retailers as of November 4, 2026, with prices from £321 to £881, a £560 spread on the same certified stone. Brilliant Earth lists it at £881. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851606466
Dimensions7.52 × 5.36 × 3.69 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.52 mm5.36 mm1.45 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851606466
Side View
Table 64.0%Crown 37.8°Girdle: MediumPavilion 40.9°Culet: LargeDepth 68.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £881 GBP|Low: £321 GBP|High: £881 GBP|Avg: £601 GBP
Brilliant Earth
Retailer 2
November 5, 2026
Retailer 2£321 GBP
Brilliant Earth£881 GBP

2 data points across 2 retailers

2 retailers£321 GBP to £881 GBP

A
Cheapest Retailer
-
£321 GBP
Most Expensive
B
Brilliant Earth
22492407A · Nov 4
£881 GBP
$1,190 USD
View
1 more retailer has this diamond
Prices start from £321 GBPSave up to £560 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
1.45ct Emerald
£321 GBP