Asscher|Lab Grown|IGI

1.78ct E VVS1 Asscher Lab Grown Diamond

ID • E/VVS1 • IGI LG677570947

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG677570947

Diamond specifications and retailer prices

From $1,060 USD
£835 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,060 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 1.78ct lab-grown asscher diamond

This 1.78ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677570947 or 677570947. 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle44.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677570947
Dimensions6.61 × 6.58 × 4.33 mm
L/W Ratio1.00
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
6.61 mm6.58 mm1.78 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677570947
Side View
Table 63.0%Crown 36.4°Girdle: STK-THKPavilion 44.1°Culet: NoneDepth 65.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $231 USD|Low: $218 USD|High: $3,840 USD|Avg: $1,173 USD
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June 13, 2026
Retailer 1$231 USD
Retailer 11$475 USD
Retailer 8$609 USD
Retailer 9$711 USD
Retailer 13$742 USD
Retailer 6$833 USD
Retailer 5$946 USD
Retailer 10$1,065 USD
Retailer 7$1,133 USD
Retailer 4$1,356 USD
Retailer 12$1,366 USD
Retailer 2$1,393 USD
Retailer 3$3,840 USD

60 data points across 13 retailers

1 retailer

B+
Diamond Quarter
1.78VVS1ELG477F4BN · Oct 29
$1,060 USD
£835 GBP
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B+
1.78ct Asscher
$1,060 USD