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Emerald|Lab Grown|IGI

0.70ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG436073305

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436073305

Diamond specifications and retailer prices

From £339 GBP
$451 USD
As of October 29, 2026
Save £1,205 GBP (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,544 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.7ct lab-grown emerald diamond

This 0.7ct lab-grown emerald sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073305 or 436073305. Listed at 11 retailers as of October 25, 2026, with prices from £339 to £1,544, a £1,205 spread on the same certified stone. MOH London lists it at £1,544. 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

0.70
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073305
Dimensions6.17 × 4.03 × 2.75 mm
L/W Ratio1.53
Culet sizeLong
Cert comments
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Top View
6.17 mm4.03 mm0.70 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436073305
Side View
Table 67.0%Crown 31.5°Girdle: Slightly ThickPavilion 41°Culet: LNGDepth 68.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,544 GBP|Low: £325 GBP|High: £1,686 GBP|Avg: £726 GBP|+0.1%
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
Retailer 14
Retailer 15
October 29, 2026
Retailer 9£339 GBP
Retailer 10£368 GBP
Retailer 3£378 GBP
Retailer 15£379 GBP
Retailer 7£404 GBP
Retailer 11£420 GBP
Retailer 14£420 GBP
Retailer 4£526 GBP
Retailer 12£659 GBP
Retailer 2£712 GBP
Retailer 5£721 GBP
Retailer 8£1,129 GBP
Retailer 13£1,349 GBP
MOH London£1,544 GBP
Retailer 6£1,686 GBP

23 data points across 15 retailers

11 retailers£339 GBP to £1,544 GBP

B+
Cheapest Retailer
-
£339 GBP
$451 USD
B+
Retailer 2
-
£368 GBP
$490 USD
View
B+
Retailer 3
-
£378 GBP
$504 USD
View
Final sale: no returns
B+
Retailer 4
-
£379 GBP
$505 USD
View
B
Retailer 5
-
£420 GBP
$559 USD
View
Retailer 6
-
£420 GBP
$559 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
£659 GBP
$877 USD
View
B
Retailer 8
-
£712 GBP
€903 EUR
View
B
Retailer 9
-
£1,129 GBP
$1,503 USD
View
C
Retailer 10
-
£1,349 GBP
$1,797 USD
View
Most Expensive
B
MOH London
LG436073305 · Oct 25
£1,544 GBP
View
10 more retailers have this diamond
Prices start from £339 GBPSave up to £1,205 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.

B+
0.70ct Emerald
£339 GBP