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Emerald|Lab Grown|IGI

1.55ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG626495729

Shape and cutting style on the report: Emerald cut

Certificate IGI LG626495729

Diamond specifications and retailer prices

From £156 GBP
As of November 4, 2026
Save £940 GBP (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,096 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 LG626495729 or 626495729. Listed at 19 retailers as of November 4, 2026, with prices from £156 to £1,096, a £940 spread on the same certified stone. Brilliant Earth lists it at £1,096. 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 angle34.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626495729
Dimensions7.95 × 5.48 × 3.58 mm
L/W Ratio1.45
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
7.95 mm5.48 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626495729
Side View
Table 65.0%Crown 34.7°Girdle: MediumPavilion 40.1°Culet: LNGDepth 65.3%

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: Nov 4
Current: £1,096 GBP|Low: £135 GBP|High: £1,163 GBP|Avg: £463 GBP|-5.7%
Brilliant Earth
Retailer 2
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November 5, 2026
Retailer 20£156 GBP
Retailer 11£163 GBP
Retailer 7£169 GBP
Retailer 10£181 GBP
Retailer 15£193 GBP
Retailer 5£311 GBP
Retailer 6£315 GBP
Retailer 19£332 GBP
Retailer 13£353 GBP
Retailer 8£366 GBP
Retailer 4£421 GBP
Retailer 9£427 GBP
Retailer 3£621 GBP
Retailer 18£624 GBP
Retailer 16£637 GBP
Retailer 17£661 GBP
Retailer 14£773 GBP
Retailer 2£787 GBP
Retailer 12£936 GBP
Brilliant Earth£1,096 GBP

31 data points across 20 retailers

19 retailers£156 GBP to £1,096 GBP

A
Cheapest Retailer
-
£156 GBP
A
Retailer 2
-
£169 GBP
View
Retailer 3
-
£181 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£193 GBP
View
A
Retailer 5
-
£311 GBP
View
A
Retailer 6
-
£315 GBP
View
B+
Retailer 7
-
£332 GBP
View
A
Retailer 8
-
£353 GBP
View
A
Retailer 9
-
£366 GBP
View
A
Retailer 10
-
£421 GBP
View
A
Retailer 11
-
£427 GBP
View
B+
Retailer 12
-
£621 GBP
View
B
Retailer 13
-
£624 GBP
View
B+
Retailer 14
-
£637 GBP
View
B+
Retailer 15
-
£661 GBP
View
B
Retailer 16
-
£773 GBP
View
B
Retailer 17
-
£787 GBP
View
Retailer 18
-
£936 GBP
View
Price last confirmed 25 days ago
Most Expensive
B
Brilliant Earth
9865004A · Nov 4
£1,096 GBP
$1,480 USD
View
18 more retailers have this diamond
Prices start from £156 GBPSave up to £940 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
£156 GBP