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Emerald|Lab Grown|IGI

0.99ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG579359474

Shape and cutting style on the report: Emerald cut

Certificate IGI LG579359474

Diamond specifications and retailer prices

From €126 EUR
$141 USD
As of October 29, 2026
Save €607 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €733 EUR at MOH London · As of October 25, 2026
View at MOH London

About this 0.99ct lab-grown emerald diamond

This 0.99ct 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 LG579359474 or 579359474. Listed at 17 retailers as of October 25, 2026, with prices from €126 to €733, a €607 spread on the same certified stone. MOH London lists it at €733. 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

0.99
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579359474
Dimensions6.69 × 4.73 × 3.18 mm
L/W Ratio1.41
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
6.69 mm4.73 mm0.99 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG579359474
Side View
Table 64.0%Crown 40.3°Girdle: Slightly ThickPavilion 39.9°Culet: LNGDepth 67.2%

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: €733 EUR|Low: €100 EUR|High: €741 EUR|Avg: €323 EUR|-0.9%
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
October 31, 2026
Retailer 10€126 EUR
Retailer 4€141 EUR
Retailer 9€147 EUR
Retailer 12€157 EUR
Retailer 14€222 EUR
Retailer 2€268 EUR
Retailer 7€281 EUR
Retailer 8€298 EUR
Retailer 6€312 EUR
Retailer 5€375 EUR
Retailer 11€504 EUR
Retailer 13€532 EUR
Retailer 3€564 EUR
MOH London€733 EUR

43 data points across 14 retailers

17 retailers€126 EUR to €733 EUR

A
Cheapest Retailer
-
€126 EUR
$141 USD
A
Retailer 2
-
€141 EUR
$158 USD
View
Final sale: no returns
A
Retailer 3
-
€147 EUR
$164 USD
View
A
Retailer 4
-
€157 EUR
$175 USD
View
A
Retailer 5
-
€183 EUR
HK$1,600 HKD
View
B+
Retailer 6
-
€222 EUR
$248 USD
View
Retailer 7
-
€262 EUR
£230 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
€268 EUR
£236 GBP
View
A
Retailer 9
-
€281 EUR
View
A
Retailer 10
-
€298 EUR
£262 GBP
View
A
Retailer 11
-
€312 EUR
$348 USD
View
B+
Retailer 12
-
€375 EUR
$419 USD
View
B+
Retailer 13
-
€451 EUR
SGD 681 SGD
View
B+
Retailer 14
-
€504 EUR
$563 USD
View
B+
Retailer 15
-
€532 EUR
$594 USD
View
B
Retailer 16
-
€564 EUR
$630 USD
View
Most Expensive
B
MOH London
LG579359474 · Oct 25
€733 EUR
£645 GBP
View
16 more retailers have this diamond
Prices start from €126 EURSave up to €607 EUR

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
0.99ct Emerald
€126 EUR