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Asscher|Lab Grown|IGI

1.91ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG647413100

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG647413100

Diamond specifications and retailer prices

From €1,028 EUR
$1,149 USD
As of November 1, 2026
Save €2,880 EUR (74%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €3,908 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.91ct lab-grown asscher diamond

This 1.91ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG647413100 or 647413100. Listed at 2 retailers as of October 31, 2026, with prices from €1,028 to €3,908, a €2,880 spread on the same certified stone. Diamond Quarter lists it at €3,908. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647413100
Dimensions6.87 × 6.81 × 4.45 mm
L/W Ratio1.01
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
6.87 mm6.81 mm1.91 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647413100
Side View
Table 64.0%Crown 34°Girdle: MED-STKPavilion 38.9°Culet: LNGDepth 65.3%

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: Nov 1
Current: €1,028 EUR|Low: €309 EUR|High: €4,538 EUR|Avg: €1,999 EUR|+6.6%
Retailer 1
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Retailer 15
September 23, 2026
Retailer 8€309 EUR
Retailer 5€599 EUR
Retailer 3€724 EUR
Retailer 9€805 EUR
Retailer 1€1,028 EUR
Retailer 6€1,487 EUR
Retailer 10€1,558 EUR
Retailer 12€1,804 EUR
Retailer 7€1,915 EUR
Retailer 4€2,981 EUR
Retailer 14€3,070 EUR
Retailer 13€3,670 EUR
Retailer 2€3,777 EUR
Retailer 11€4,538 EUR
Retailer 15€4,538 EUR

52 data points across 15 retailers

2 retailers€1,028 EUR to €3,908 EUR

A
Cheapest Retailer
-
€1,028 EUR
$1,149 USD
Most Expensive
B
Diamond Quarter
1.91IFDLG00C288N · Oct 31
€3,908 EUR
£3,438 GBP
View
1 more retailer has this diamond
Prices start from €1,028 EURSave up to €2,880 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
1.91ct Asscher
€1,028 EUR