Asscher|Lab Grown|IGI

0.78ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG654469634

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG654469634

Diamond specifications and retailer prices

From $166 USD
HK$1,300 HKD
As of October 29, 2026
Save $975 USD (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,142 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.78ct lab-grown asscher diamond

This 0.78ct 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 LG654469634 or 654469634. Listed at 7 retailers as of October 29, 2026, with prices from $166 to $1,142, a $975 spread on the same certified stone. MOH London lists it at $1,142. 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

0.78
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654469634
Dimensions5.19 × 5.15 × 3.37 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.19 mm5.15 mm0.78 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654469634
Side View
Table 64.0%Crown 35.3°Girdle: MediumPavilion 39.2°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
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: Oct 29
Current: $1,142 USD|Low: $166 USD|High: $1,142 USD|Avg: $404 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 7$166 USD
Retailer 8$249 USD
Retailer 6$271 USD
Retailer 2$271 USD
Retailer 4$285 USD
Retailer 5$296 USD
Retailer 3$376 USD
Retailer 9$645 USD
Retailer 10$710 USD
MOH London$1,142 USD

2 data points across 10 retailers

7 retailers$166 USD to $1,142 USD

A
Cheapest Retailer
-
$166 USD
HK$1,300 HKD
A
Retailer 2
-
$271 USD
View
A
Retailer 3
-
$271 USD
£214 GBP
View
B+
Retailer 4
-
$296 USD
£233 GBP
View
B+
Retailer 5
-
$376 USD
View
B
Retailer 6
-
$673 USD
£530 GBP
View
Most Expensive
B
MOH London
LG654469634 · Oct 29
$1,142 USD
£899 GBP
View
6 more retailers have this diamond
Prices start from $166 USDSave up to $975 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
0.78ct Asscher
$166 USD