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Emerald|Lab Grown|IGI

1.70ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG566311806

Shape and cutting style on the report: Emerald cut

Certificate IGI LG566311806

Diamond specifications and retailer prices

From £149 GBP
$198 USD
As of October 27, 2026
Save £912 GBP (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,061 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.7ct lab-grown emerald diamond

This 1.7ct 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 LG566311806 or 566311806. Listed at 22 retailers as of October 27, 2026, with prices from £149 to £1,061, a £912 spread on the same certified stone. Brilliant Earth lists it at £1,061. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566311806
Dimensions8.33 × 5.79 × 3.62 mm
L/W Ratio1.44
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
8.33 mm5.79 mm1.70 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566311806
Side View
Table 67.0%Crown 32.1°Girdle: ThinPavilion 41.3°Culet: LNGDepth 62.5%

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: Oct 27
Current: £1,061 GBP|Low: £143 GBP|High: £1,166 GBP|Avg: £429 GBP|-9.0%
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
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 16£149 GBP
Retailer 9£166 GBP
Retailer 7£172 GBP
Retailer 6£184 GBP
Retailer 17£184 GBP
Retailer 11£248 GBP
Retailer 2£302 GBP
Retailer 13£316 GBP
Retailer 12£335 GBP
Retailer 14£429 GBP
Retailer 8£440 GBP
Retailer 15£471 GBP
Retailer 5£592 GBP
Retailer 3£713 GBP
Retailer 4£766 GBP
Retailer 10£866 GBP
Brilliant Earth£1,061 GBP

45 data points across 17 retailers

22 retailers£149 GBP to £1,061 GBP

A
Cheapest Retailer
-
£149 GBP
$198 USD
A
Retailer 2
-
£166 GBP
$221 USD
View
Final sale: no returns
A
Retailer 3
-
£172 GBP
$229 USD
View
A
Retailer 4
-
£184 GBP
$245 USD
View
A
Retailer 5
-
£184 GBP
$245 USD
View
B+
Retailer 6
-
£248 GBP
$330 USD
View
A
Retailer 7
-
£302 GBP
€382 EUR
View
A
Retailer 8
-
£316 GBP
ZAR 6,794 ZAR
View
A
Retailer 9
-
£335 GBP
View
A
Retailer 10
-
£372 GBP
$494 USD
View
A
Retailer 11
-
£429 GBP
A$878 AUD
View
A
Retailer 12
-
£434 GBP
$577 USD
View
A
Retailer 13
-
£440 GBP
$584 USD
View
B+
Retailer 14
-
£471 GBP
$626 USD
View
B+
Retailer 15
-
£592 GBP
$787 USD
View
B+
Retailer 16
-
£633 GBP
$841 USD
View
B+
Retailer 17
-
£713 GBP
$948 USD
View
Price last confirmed 26 days ago
B+
Retailer 18
-
£732 GBP
$972 USD
View
B
Retailer 19
-
£766 GBP
$1,018 USD
View
B
Retailer 20
-
£866 GBP
View
B
Retailer 21
-
£892 GBP
$1,186 USD
View
Most Expensive
B
Brilliant Earth
10790054A · Oct 28
£1,061 GBP
$1,410 USD
View
21 more retailers have this diamond
Prices start from £149 GBPSave up to £912 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
1.70ct Emerald
£149 GBP