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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 $1,636 AUD
$1,149 USD
As of November 1, 2026
Save $4,581 AUD (74%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,216 AUD 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 $1,636 to $6,216, a $4,581 spread on the same certified stone. Diamond Quarter lists it at $6,216. 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: $1,636 AUD|Low: $491 AUD|High: $7,218 AUD|Avg: $3,179 AUD|+6.6%
Retailer 1
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Retailer 15
September 23, 2026
Retailer 8$491 AUD
Retailer 5$952 AUD
Retailer 3$1,151 AUD
Retailer 9$1,281 AUD
Retailer 1$1,636 AUD
Retailer 6$2,365 AUD
Retailer 10$2,477 AUD
Retailer 12$2,869 AUD
Retailer 7$3,045 AUD
Retailer 4$4,741 AUD
Retailer 14$4,883 AUD
Retailer 13$5,837 AUD
Retailer 2$6,008 AUD
Retailer 11$7,218 AUD
Retailer 15$7,218 AUD

52 data points across 15 retailers

2 retailers$1,636 AUD to $6,216 AUD

A
Cheapest Retailer
-
$1,636 AUD
$1,149 USD
Most Expensive
B
Diamond Quarter
1.91IFDLG00C288N · Oct 31
$6,216 AUD
£3,438 GBP
View
1 more retailer has this diamond
Prices start from $1,636 AUDSave up to $4,581 AUD

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
$1,636 AUD