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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 $1,605 CAD
$1,149 USD
As of October 29, 2026
Save $4,495 CAD (74%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,100 CAD at Diamond Quarter · As of October 29, 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 29, 2026, with prices from $1,605 to $6,100, a $4,495 spread on the same certified stone. Diamond Quarter lists it at $6,100. 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
Color
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

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 29
Current: $1,605 CAD|Low: $482 CAD|High: $7,082 CAD|Avg: $3,120 CAD|+6.6%
Retailer 1
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Retailer 15
September 23, 2026
Retailer 8$482 CAD
Retailer 5$935 CAD
Retailer 3$1,129 CAD
Retailer 9$1,257 CAD
Retailer 1$1,605 CAD
Retailer 6$2,320 CAD
Retailer 10$2,431 CAD
Retailer 12$2,815 CAD
Retailer 7$2,988 CAD
Retailer 4$4,652 CAD
Retailer 14$4,791 CAD
Retailer 13$5,727 CAD
Retailer 2$5,895 CAD
Retailer 11$7,082 CAD
Retailer 15$7,082 CAD

52 data points across 15 retailers

2 retailers$1,605 CAD to $6,100 CAD

A
Cheapest Retailer
-
$1,605 CAD
$1,149 USD
Most Expensive
B
Diamond Quarter
1.91IFDLG00C288N · Oct 29
$6,100 CAD
£3,438 GBP
View
1 more retailer has this diamond
Prices start from $1,605 CADSave up to $4,495 CAD

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
$1,605 CAD