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Asscher|Lab Grown|IGI

1.51ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG532262645

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG532262645

Diamond specifications and retailer prices

From €188 EUR
$210 USD
As of October 30, 2026
Save €922 EUR (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,110 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.51ct lab-grown asscher diamond

This 1.51ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532262645 or 532262645. Listed at 12 retailers as of October 30, 2026, with prices from €188 to €1,110, a €922 spread on the same certified stone. Brilliant Earth lists it at €1,110. 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

1.51
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.2°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532262645
Dimensions6.30 × 6.18 × 4.15 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
6.30 mm6.18 mm1.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532262645
Side View
Table 64.0%Crown 26.2°Girdle: MediumPavilion 39.5°Culet: NoneDepth 67.2%

Caratlytics Score

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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 30
Current: €1,110 EUR|Low: €157 EUR|High: €1,423 EUR|Avg: €600 EUR|-22.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 11€188 EUR
Retailer 4€244 EUR
Retailer 9€282 EUR
Retailer 5€375 EUR
Retailer 10€376 EUR
Retailer 8€439 EUR
Retailer 7€443 EUR
Retailer 6€526 EUR
Retailer 12€718 EUR
Retailer 3€837 EUR
Retailer 2€973 EUR
Brilliant Earth€1,110 EUR

43 data points across 12 retailers

12 retailers€188 EUR to €1,110 EUR

A
Cheapest Retailer
-
€188 EUR
$210 USD
Final sale: no returns
Retailer 2
-
€244 EUR
$273 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
€282 EUR
$315 USD
View
A
Retailer 4
-
€375 EUR
£330 GBP
View
A
Retailer 5
-
€376 EUR
£331 GBP
View
A
Retailer 6
-
€439 EUR
$491 USD
View
A
Retailer 7
-
€443 EUR
View
B+
Retailer 8
-
€526 EUR
$588 USD
View
B+
Retailer 9
-
€718 EUR
$802 USD
View
Retailer 10
-
€837 EUR
$935 USD
View
Price last confirmed 13 days ago
B
Retailer 11
-
€973 EUR
£856 GBP
View
Most Expensive
B
Brilliant Earth
14223379A · Oct 30
€1,110 EUR
$1,240 USD
View
11 more retailers have this diamond
Prices start from €188 EURSave up to €922 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
1.51ct Asscher
€188 EUR