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Asscher|Lab Grown|IGI

1.00ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG474106590

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG474106590

Diamond specifications and retailer prices

From €140 EUR
$156 USD
As of October 30, 2026
Save €588 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €728 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown asscher diamond

This 1ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474106590 or 474106590. Listed at 12 retailers as of October 29, 2026, with prices from €140 to €728, a €588 spread on the same certified stone. MOH London lists it at €728. 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

1.00
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishGood
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474106590
Dimensions5.44 × 5.43 × 3.67 mm
L/W Ratio1.00
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
5.44 mm5.43 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishGood
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474106590
Side View
Table 73.0%Crown 32.4°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 67.5%

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 30
Current: €728 EUR|Low: €140 EUR|High: €733 EUR|Avg: €317 EUR|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9€140 EUR
Retailer 3€145 EUR
Retailer 7€155 EUR
Retailer 8€206 EUR
Retailer 2€265 EUR
Retailer 5€272 EUR
Retailer 6€294 EUR
Retailer 10€374 EUR
Retailer 4€526 EUR
MOH London€728 EUR

42 data points across 10 retailers

12 retailers€140 EUR to €728 EUR

A
Cheapest Retailer
-
€140 EUR
$156 USD
Final sale: no returns
A
Retailer 2
-
€145 EUR
$162 USD
View
A
Retailer 3
-
€155 EUR
$173 USD
View
A
Retailer 4
-
€183 EUR
HK$1,600 HKD
View
B+
Retailer 5
-
€206 EUR
$230 USD
View
B+
Retailer 6
-
€265 EUR
£233 GBP
View
A
Retailer 7
-
€272 EUR
View
A
Retailer 8
-
€294 EUR
£259 GBP
View
B+
Retailer 9
-
€374 EUR
$418 USD
View
B
Retailer 10
-
€526 EUR
$588 USD
View
B
Retailer 11
-
€563 EUR
£495 GBP
View
Most Expensive
B
MOH London
LG474106590 · Oct 29
€728 EUR
£640 GBP
View
11 more retailers have this diamond
Prices start from €140 EURSave up to €588 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
1.00ct Asscher
€140 EUR