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Emerald|Lab Grown|IGI

1.70ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG519229080

Shape and cutting style on the report: Emerald cut

Certificate IGI LG519229080

Diamond specifications and retailer prices

From £214 GBP
$285 USD
As of October 30, 2026
Save £1,026 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,240 GBP at Taylor and Hart · As of October 29, 2026
View at Taylor and Hart

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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG519229080 or 519229080. Listed at 14 retailers as of October 29, 2026, with prices from £214 to £1,240, a £1,026 spread on the same certified stone. Taylor and Hart lists it at £1,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519229080
Dimensions8.28 × 5.49 × 3.57 mm
L/W Ratio1.51
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
8.28 mm5.49 mm1.70 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519229080
Side View
Table 63.5%Crown 29.8°Girdle: MediumPavilion 36.8°Culet: LNGDepth 65.0%

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: Oct 30
Current: £1,067 GBP|Low: £170 GBP|High: £1,075 GBP|Avg: £571 GBP|+0.5%
Retailer 1
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
October 29, 2026
Retailer 13£214 GBP
Retailer 3£239 GBP
Retailer 2£248 GBP
Retailer 14£265 GBP
Retailer 9£383 GBP
Retailer 5£427 GBP
Retailer 12£437 GBP
Retailer 8£455 GBP
Retailer 6£626 GBP
Retailer 7£710 GBP
Retailer 11£814 GBP
Retailer 15£852 GBP
Retailer 10£856 GBP
Retailer 4£1,030 GBP
Retailer 1£1,067 GBP

28 data points across 15 retailers

14 retailers£214 GBP to £1,240 GBP

A
Cheapest Retailer
-
£214 GBP
$285 USD
A
Retailer 2
-
£239 GBP
$318 USD
View
Final sale: no returns
A
Retailer 3
-
£248 GBP
$330 USD
View
A
Retailer 4
-
£265 GBP
$353 USD
View
A
Retailer 5
-
£383 GBP
$510 USD
View
B+
Retailer 6
-
£427 GBP
$569 USD
View
B+
Retailer 7
-
£437 GBP
$582 USD
View
A
Retailer 8
-
£455 GBP
ZAR 9,794 ZAR
View
B
Retailer 9
-
£814 GBP
$1,084 USD
View
B
Retailer 10
-
£852 GBP
$1,134 USD
View
B
Retailer 11
-
£856 GBP
$1,140 USD
View
B
Retailer 12
-
£1,030 GBP
View
B
Retailer 13
-
£1,067 GBP
View
Most Expensive
B
Taylor and Hart
YNCXXWA · Oct 29
£1,240 GBP
$1,651 USD
View
13 more retailers have this diamond
Prices start from £214 GBPSave up to £1,026 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
£214 GBP