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Emerald|Lab Grown|IGI

0.98ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG499189743

Shape and cutting style on the report: Emerald cut

Certificate IGI LG499189743

Diamond specifications and retailer prices

From £104 GBP
$140 USD
As of October 29, 2026
Save £502 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £607 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.98ct lab-grown emerald diamond

This 0.98ct lab-grown emerald sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499189743 or 499189743. Listed at 16 retailers as of October 25, 2026, with prices from £104 to £607, a £502 spread on the same certified stone. MOH London lists it at £607. 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

0.98
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.4°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499189743
Dimensions6.64 × 4.84 × 3.19 mm
L/W Ratio1.37
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.64 mm4.84 mm0.98 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499189743
Side View
Table 66.0%Crown 25.4°Girdle: ThinPavilion 37.6°Culet: LNGDepth 65.9%

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: £607 GBP|Low: £100 GBP|High: £613 GBP|Avg: £276 GBP
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 9£104 GBP
Retailer 4£117 GBP
Retailer 8£121 GBP
Retailer 11£130 GBP
Retailer 13£183 GBP
Retailer 2£222 GBP
Retailer 6£232 GBP
Retailer 7£246 GBP
Retailer 5£312 GBP
Retailer 10£416 GBP
Retailer 12£440 GBP
Retailer 3£478 GBP
MOH London£607 GBP

43 data points across 13 retailers

16 retailers£104 GBP to £607 GBP

A
Cheapest Retailer
-
£104 GBP
$140 USD
A
Retailer 2
-
£117 GBP
$157 USD
View
Final sale: no returns
A
Retailer 3
-
£121 GBP
$162 USD
View
A
Retailer 4
-
£130 GBP
$174 USD
View
A
Retailer 5
-
£153 GBP
HK$1,600 HKD
View
B+
Retailer 6
-
£183 GBP
$245 USD
View
A
Retailer 7
-
£222 GBP
View
A
Retailer 8
-
£232 GBP
€296 EUR
View
A
Retailer 9
-
£246 GBP
View
B+
Retailer 10
-
£312 GBP
$418 USD
View
B+
Retailer 11
-
£372 GBP
SGD 674 SGD
View
B+
Retailer 12
-
£416 GBP
$558 USD
View
B+
Retailer 13
-
£440 GBP
$590 USD
View
B
Retailer 14
-
£458 GBP
$614 USD
View
B
Retailer 15
-
£478 GBP
$640 USD
View
Most Expensive
B
MOH London
LG499189743 · Oct 25
£607 GBP
View
15 more retailers have this diamond
Prices start from £104 GBPSave up to £502 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
0.98ct Emerald
£104 GBP