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Asscher|Lab Grown|IGI

1.00ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG524247380

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG524247380

Diamond specifications and retailer prices

From €141 EUR
$158 USD
As of November 1, 2026
Save €588 EUR (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €729 EUR at MOH London · As of November 2, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG524247380 or 524247380. Listed at 16 retailers as of November 1, 2026, with prices from €141 to €729, a €588 spread on the same certified stone. MOH London lists it at €729. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.5°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524247380
Dimensions5.50 × 5.48 × 3.53 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
5.50 mm5.48 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG524247380
Side View
Table 64.5%Crown 21.5°Girdle: MediumPavilion 44.2°Culet: NoneDepth 64.4%

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: Nov 1
Current: €729 EUR|Low: €141 EUR|High: €738 EUR|Avg: €345 EUR|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3€141 EUR
Retailer 6€156 EUR
Retailer 12€156 EUR
Retailer 10€207 EUR
Retailer 5€267 EUR
Retailer 8€273 EUR
Retailer 9€296 EUR
Retailer 4€374 EUR
Retailer 2€401 EUR
Retailer 7€502 EUR
Retailer 11€571 EUR
MOH London€729 EUR

41 data points across 12 retailers

16 retailers€141 EUR to €729 EUR

A
Cheapest Retailer
-
€141 EUR
$158 USD
Final sale: no returns
A
Retailer 2
-
€146 EUR
$164 USD
View
Retailer 3
-
€156 EUR
$175 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
€156 EUR
$175 USD
View
A
Retailer 5
-
€183 EUR
HK$1,600 HKD
View
B+
Retailer 6
-
€207 EUR
$232 USD
View
A
Retailer 7
-
€267 EUR
£236 GBP
View
A
Retailer 8
-
€273 EUR
View
A
Retailer 9
-
€296 EUR
£262 GBP
View
B+
Retailer 10
-
€374 EUR
$420 USD
View
B+
Retailer 11
-
€401 EUR
$450 USD
View
B
Retailer 12
-
€432 EUR
SGD 655 SGD
View
B
Retailer 13
-
€502 EUR
$563 USD
View
B
Retailer 14
-
€571 EUR
$640 USD
View
B
Retailer 15
-
€608 EUR
£537 GBP
View
Most Expensive
B
MOH London
LG524247380 · Nov 2
€729 EUR
£644 GBP
View
15 more retailers have this diamond
Prices start from €141 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
€141 EUR