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Emerald|Lab Grown|IGI

1.70ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG623405948

Shape and cutting style on the report: Emerald cut

Certificate IGI LG623405948

Diamond specifications and retailer prices

From £204 GBP
$274 USD
As of October 29, 2026
Save £1,378 GBP (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,582 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG623405948 or 623405948. Listed at 12 retailers as of October 29, 2026, with prices from £204 to £1,582, a £1,378 spread on the same certified stone. Do Amore Diamonds lists it at £1,582. 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 angle36.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623405948
Dimensions8.28 × 5.67 × 3.80 mm
L/W Ratio1.46
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 mm5.67 mm1.70 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623405948
Side View
Table 67.0%Crown 36.6°Girdle: MediumPavilion 41.6°Culet: LNGDepth 67.0%

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 29
Current: £1,582 GBP|Low: £317 GBP|High: £1,582 GBP|Avg: £671 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 9£317 GBP
Retailer 7£349 GBP
Retailer 2£387 GBP
Retailer 8£399 GBP
Retailer 11£637 GBP
Retailer 6£659 GBP
Retailer 5£772 GBP
Retailer 10£852 GBP
Retailer 3£864 GBP
Retailer 4£904 GBP
Do Amore Diamonds£1,582 GBP

17 data points across 11 retailers

12 retailers£204 GBP to £1,582 GBP

Retailer 1
-
£204 GBP
$274 USD
Price last confirmed 27 days ago
A
Retailer 2
-
£204 GBP
$274 USD
View
A
Retailer 3
-
£317 GBP
$425 USD
View
B+
Retailer 4
-
£349 GBP
$468 USD
View
A
Retailer 5
-
£387 GBP
ZAR 8,384 ZAR
View
A
Retailer 6
-
£399 GBP
$535 USD
View
B+
Retailer 7
-
£659 GBP
$883 USD
View
Retailer 8
-
£725 GBP
$971 USD
View
Price last confirmed 23 days ago
B
Retailer 9
-
£772 GBP
$1,035 USD
View
B
Retailer 10
-
£852 GBP
$1,142 USD
View
B
Retailer 11
-
£904 GBP
View
Most Expensive
B
Do Amore Diamonds
27-406961E5A · Oct 29
£1,582 GBP
$2,120 USD
View
11 more retailers have this diamond
Prices start from £204 GBPSave up to £1,378 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
£204 GBP