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Emerald|Lab Grown|IGI

1.70ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG530293242

Shape and cutting style on the report: Emerald cut

Certificate IGI LG530293242

Diamond specifications and retailer prices

From £242 GBP
$324 USD
As of October 30, 2026
Save £966 GBP (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,208 GBP at MOH London · As of October 29, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530293242 or 530293242. Listed at 14 retailers as of October 29, 2026, with prices from £242 to £1,208, a £966 spread on the same certified stone. MOH London lists it at £1,208. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.70
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530293242
Dimensions7.67 × 5.65 × 3.82 mm
L/W Ratio1.36
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
7.67 mm5.65 mm1.70 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530293242
Side View
Table 63.0%Crown 21.1°Girdle: STK-THKPavilion 39°Culet: LNGDepth 67.6%

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 30
Current: £1,208 GBP|Low: £232 GBP|High: £1,215 GBP|Avg: £559 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8£242 GBP
Retailer 5£269 GBP
Retailer 3£281 GBP
Retailer 10£299 GBP
Retailer 13£299 GBP
Retailer 6£414 GBP
Retailer 11£486 GBP
Retailer 4£497 GBP
Retailer 2£535 GBP
Retailer 7£878 GBP
Retailer 12£964 GBP
Retailer 9£970 GBP
MOH London£1,208 GBP

44 data points across 13 retailers

14 retailers£242 GBP to £1,208 GBP

A
Cheapest Retailer
-
£242 GBP
$324 USD
A
Retailer 2
-
£269 GBP
$361 USD
View
Final sale: no returns
A
Retailer 3
-
£281 GBP
$376 USD
View
A
Retailer 4
-
£299 GBP
$401 USD
View
A
Retailer 5
-
£299 GBP
$401 USD
View
B+
Retailer 6
-
£414 GBP
$555 USD
View
B+
Retailer 7
-
£486 GBP
$651 USD
View
B+
Retailer 8
-
£497 GBP
$666 USD
View
B+
Retailer 9
-
£535 GBP
View
B
Retailer 10
-
£659 GBP
HK$6,900 HKD
View
B
Retailer 11
-
£878 GBP
$1,177 USD
View
B
Retailer 12
-
£964 GBP
$1,291 USD
View
B
Retailer 13
-
£970 GBP
$1,300 USD
View
Most Expensive
B
MOH London
LG530293242 · Oct 29
£1,208 GBP
View
13 more retailers have this diamond
Prices start from £242 GBPSave up to £966 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
£242 GBP