Asscher|Lab Grown|IGI

0.99ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG784679976

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG784679976

Diamond specifications and retailer prices

From €121 EUR
$135 USD
As of October 27, 2026
Save €765 EUR (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,264 EUR at MOH London · As of October 21, 2026
View at MOH London

About this 0.99ct lab-grown asscher diamond

This 0.99ct lab-grown asscher sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG784679976 or 784679976. Listed at 18 retailers as of October 27, 2026, with a 631% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784679976
Dimensions5.69 × 5.59 × 3.68 mm
L/W Ratio1.02
Culet sizePointed
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
5.69 mm5.59 mm0.99 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784679976
Side View
Table 68.0%Crown 31°Girdle: MediumPavilion 42.8°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: €1,264 EUR|Low: €117 EUR|High: €1,272 EUR|Avg: €363 EUR|-0.6%
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 15€121 EUR
Retailer 13€146 EUR
Retailer 7€151 EUR
Retailer 8€154 EUR
Retailer 11€200 EUR
Retailer 9€255 EUR
Retailer 10€265 EUR
Retailer 6€283 EUR
Retailer 12€286 EUR
Retailer 14€385 EUR
Retailer 3€413 EUR
Retailer 5€484 EUR
Retailer 2€544 EUR
Retailer 4€764 EUR
MOH London€1,264 EUR

35 data points across 15 retailers

18 retailers€121 EUR to €887 EUR

A
Cheapest Retailer
-
€121 EUR
$135 USD
A
Retailer 2
-
€141 EUR
$157 USD
View
A
Retailer 3
-
€146 EUR
$162 USD
View
Final sale: no returns
A
Retailer 4
-
€151 EUR
$168 USD
View
A
Retailer 5
-
€154 EUR
$171 USD
View
A
Retailer 6
-
€200 EUR
£175 GBP
View
A
Retailer 7
-
€255 EUR
£223 GBP
View
A
Retailer 8
-
€265 EUR
View
A
Retailer 9
-
€283 EUR
$315 USD
View
A
Retailer 10
-
€286 EUR
£251 GBP
View
B+
Retailer 11
-
€385 EUR
$429 USD
View
B+
Retailer 12
-
€413 EUR
$460 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
€438 EUR
$488 USD
View
B+
Retailer 14
-
€484 EUR
$539 USD
View
B
Retailer 15
-
€544 EUR
$605 USD
View
B
Retailer 16
-
€764 EUR
$850 USD
View
B
Retailer 17
-
€887 EUR
$987 USD
View
Most Expensive
B
MOH London
LG784679976 · Oct 21
€1,264 EUR
£1,108 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from €121 EURSave up to €765 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 Asscher
€121 EUR