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Emerald|Lab Grown|IGI

1.55ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG657423725

Shape and cutting style on the report: Emerald cut

Certificate IGI LG657423725

Diamond specifications and retailer prices

From £130 GBP
As of November 4, 2026
Save £1,011 GBP (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,141 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.55ct lab-grown emerald diamond

This 1.55ct 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 LG657423725 or 657423725. Listed at 23 retailers as of November 4, 2026, with prices from £130 to £1,141, a £1,011 spread on the same certified stone. Brilliant Earth lists it at £1,141. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657423725
Dimensions8.65 × 5.24 × 3.43 mm
L/W Ratio1.65
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.65 mm5.24 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657423725
Side View
Table 64.0%Crown 36.2°Girdle: MediumPavilion 40.4°Culet: LNGDepth 65.5%

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: Nov 4
Current: £1,141 GBP|Low: £130 GBP|High: £1,244 GBP|Avg: £473 GBP|-8.3%
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
November 5, 2026
Retailer 13£130 GBP
Retailer 14£161 GBP
Retailer 10£277 GBP
Retailer 2£284 GBP
Retailer 4£286 GBP
Retailer 11£303 GBP
Retailer 6£355 GBP
Retailer 5£360 GBP
Retailer 9£374 GBP
Retailer 12£545 GBP
Retailer 7£652 GBP
Retailer 3£690 GBP
Retailer 8£750 GBP
Brilliant Earth£1,141 GBP

45 data points across 14 retailers

23 retailers£130 GBP to £1,141 GBP

Retailer 1
-
£130 GBP
Price last confirmed 44 days ago
A
Retailer 2
-
£130 GBP
View
A
Retailer 3
-
£150 GBP
View
Retailer 4
-
£159 GBP
View
Price last confirmed 44 days ago
A
Retailer 5
-
£161 GBP
View
Retailer 6
-
£161 GBP
View
Price last confirmed 11 days ago
A
Retailer 7
-
£277 GBP
View
A
Retailer 8
-
£284 GBP
View
B+
Retailer 9
-
£286 GBP
View
Retailer 10
-
£303 GBP
View
Price last confirmed 7 days ago
A
Retailer 11
-
£355 GBP
View
A
Retailer 12
-
£360 GBP
View
A
Retailer 13
-
£374 GBP
View
B+
Retailer 14
-
£516 GBP
View
B+
Retailer 15
-
£545 GBP
View
B+
Retailer 16
-
£556 GBP
View
B+
Retailer 17
-
£622 GBP
View
B+
Retailer 18
-
£637 GBP
View
B+
Retailer 19
-
£652 GBP
View
B+
Retailer 20
-
£652 GBP
View
B+
Retailer 21
-
£690 GBP
View
B+
Retailer 22
-
£750 GBP
View
Most Expensive
B
Brilliant Earth
13299922A · Nov 4
£1,141 GBP
$1,540 USD
View
22 more retailers have this diamond
Prices start from £130 GBPSave up to £1,011 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
1.55ct Emerald
£130 GBP