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Emerald|Lab Grown|IGI

1.70ct G VS1 Emerald Lab Grown Diamond

EX • G/VS1 • IGI LG617427635

Shape and cutting style on the report: Emerald cut

Certificate IGI LG617427635

Diamond specifications and retailer prices

From £181 GBP
$241 USD
As of October 27, 2026
Save £963 GBP (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,144 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 LG617427635 or 617427635. Listed at 19 retailers as of October 27, 2026, with prices from £181 to £1,144, a £963 spread on the same certified stone. Brilliant Earth lists it at £1,144. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617427635
Dimensions8.26 × 5.66 × 3.67 mm
L/W Ratio1.46
Culet sizeLong
Top View
8.26 mm5.66 mm1.70 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617427635
Side View
Table 64.0%Crown 36.1°Girdle: MediumPavilion 39°Culet: LNGDepth 64.8%

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 27
Current: £1,144 GBP|Low: £148 GBP|High: £1,249 GBP|Avg: £503 GBP|-8.4%
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
Retailer 18
Retailer 19
October 29, 2026
Retailer 6£181 GBP
Retailer 19£202 GBP
Retailer 16£210 GBP
Retailer 3£224 GBP
Retailer 4£224 GBP
Retailer 2£343 GBP
Retailer 10£378 GBP
Retailer 14£386 GBP
Retailer 13£423 GBP
Retailer 18£446 GBP
Retailer 7£476 GBP
Retailer 15£523 GBP
Retailer 5£722 GBP
Retailer 17£724 GBP
Retailer 9£761 GBP
Retailer 11£893 GBP
Retailer 12£904 GBP
Retailer 8£913 GBP
Brilliant Earth£1,144 GBP

39 data points across 19 retailers

19 retailers£181 GBP to £1,144 GBP

A
Cheapest Retailer
-
£181 GBP
$241 USD
A
Retailer 2
-
£202 GBP
$269 USD
View
Final sale: no returns
A
Retailer 3
-
£210 GBP
$279 USD
View
A
Retailer 4
-
£224 GBP
$298 USD
View
A
Retailer 5
-
£224 GBP
$298 USD
View
A
Retailer 6
-
£343 GBP
€434 EUR
View
B+
Retailer 7
-
£378 GBP
$502 USD
View
B+
Retailer 8
-
£386 GBP
ZAR 8,277 ZAR
View
B+
Retailer 9
-
£423 GBP
View
A
Retailer 10
-
£446 GBP
$592 USD
View
B+
Retailer 11
-
£476 GBP
$632 USD
View
B+
Retailer 12
-
£523 GBP
A$1,070 AUD
View
B
Retailer 13
-
£722 GBP
$959 USD
View
B
Retailer 14
-
£724 GBP
$962 USD
View
B
Retailer 15
-
£761 GBP
$1,011 USD
View
B
Retailer 16
-
£893 GBP
$1,186 USD
View
B
Retailer 17
-
£904 GBP
View
B
Retailer 18
-
£913 GBP
$1,213 USD
View
Most Expensive
B
Brilliant Earth
9065954A · Oct 28
£1,144 GBP
$1,520 USD
View
18 more retailers have this diamond
Prices start from £181 GBPSave up to £963 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
£181 GBP