Asscher|Lab Grown|IGI

1.78ct D VS1 Asscher Lab Grown Diamond

EX • D/VS1 • IGI LG729579552

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG729579552

Diamond specifications and retailer prices

From $531 USD
As of October 28, 2026
Save $750 USD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,281 USD at MOH London · As of October 29, 2026
View at MOH London

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG729579552 or 729579552. Listed at 6 retailers as of October 28, 2026, with prices from $531 to $1,281, a $750 spread on the same certified stone. MOH London lists it at $1,281. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729579552
Dimensions6.69 × 6.68 × 4.44 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.69 mm6.68 mm1.78 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729579552
Side View
Table 58.0%Crown 32.7°Girdle: Slightly ThickPavilion 41.1°Culet: NoneDepth 66.5%

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 28
Current: $1,281 USD|Low: $506 USD|High: $1,289 USD|Avg: $772 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3$531 USD
Retailer 4$592 USD
Retailer 2$605 USD
Retailer 5$697 USD
Retailer 6$1,074 USD
MOH London$1,281 USD

41 data points across 6 retailers

6 retailers$531 USD to $1,281 USD

B+
Cheapest Retailer
-
$531 USD
A
Retailer 2
-
$592 USD
View
A
Retailer 3
-
$605 USD
£476 GBP
View
B+
Retailer 4
-
$697 USD
View
B+
Retailer 5
-
$1,074 USD
View
Most Expensive
B
MOH London
LG729579552 · Oct 29
$1,281 USD
£1,009 GBP
View
5 more retailers have this diamond
Prices start from $531 USDSave up to $750 USD

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
1.78ct Asscher
$531 USD