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Emerald|Lab Grown|IGI

0.87ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG591315852

Shape and cutting style on the report: Emerald cut

Certificate IGI LG591315852

Diamond specifications and retailer prices

From £96 GBP
$128 USD
As of October 29, 2026
Save £822 GBP (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £918 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 0.87ct lab-grown emerald diamond

This 0.87ct lab-grown emerald sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG591315852 or 591315852. Listed at 10 retailers as of October 29, 2026, with prices from £96 to £918, a £822 spread on the same certified stone. Do Amore Diamonds lists it at £918. 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

0.87
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591315852
Dimensions6.73 × 4.53 × 2.94 mm
L/W Ratio1.49
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
6.73 mm4.53 mm0.87 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591315852
Side View
Table 63.0%Crown 37°Girdle: MediumPavilion 38.3°Culet: LNGDepth 64.9%

Caratlytics Score

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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: £613 GBP|Low: £92 GBP|High: £617 GBP|Avg: £303 GBP|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 18, 2026
Retailer 3£96 GBP
Retailer 8£107 GBP
Retailer 9£110 GBP
Retailer 5£225 GBP
Retailer 4£328 GBP
Retailer 2£402 GBP
Retailer 7£419 GBP
Retailer 6£470 GBP
Retailer 1£613 GBP

16 data points across 9 retailers

10 retailers£96 GBP to £918 GBP

A
Cheapest Retailer
-
£96 GBP
$128 USD
A
Retailer 2
-
£107 GBP
$143 USD
View
Final sale: no returns
A
Retailer 3
-
£110 GBP
$148 USD
View
A
Retailer 4
-
£225 GBP
$302 USD
View
B+
Retailer 5
-
£328 GBP
$440 USD
View
B+
Retailer 6
-
£402 GBP
$538 USD
View
B
Retailer 7
-
£419 GBP
$562 USD
View
B
Retailer 8
-
£470 GBP
$629 USD
View
B
Retailer 9
-
£613 GBP
View
Most Expensive
B
Do Amore Diamonds
27-BE63B392B · Oct 31
£918 GBP
$1,230 USD
View
9 more retailers have this diamond
Prices start from £96 GBPSave up to £822 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
0.87ct Emerald
£96 GBP