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Asscher|Lab Grown|IGI

0.91ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG567345428

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG567345428

Diamond specifications and retailer prices

From $1,381 USD
£1,088 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,381 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 0.91ct lab-grown asscher diamond

This 0.91ct lab-grown asscher sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG567345428 or 567345428. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.91
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.9°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567345428
Dimensions5.50 × 5.23 × 3.35 mm
L/W Ratio1.05
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 mm5.23 mm0.91 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567345428
Side View
Table 60.5%Crown 30.9°Girdle: MediumPavilion 37°Culet: NoneDepth 64.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $930 USD|Low: $635 USD|High: $1,980 USD|Avg: $1,158 USD|-16.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
April 14, 2026
Retailer 4$635 USD
Retailer 6$780 USD
Retailer 3$818 USD
Retailer 1$930 USD
Retailer 5$1,606 USD
Retailer 2$1,962 USD

36 data points across 6 retailers

1 retailer

B
Diamond Quarter
0.91SI1DLG28BF8DN · Oct 29
$1,381 USD
£1,088 GBP
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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.

B
0.91ct Asscher
$1,381 USD