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Asscher|Lab Grown|IGI

1.03ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG778658134

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG778658134

Diamond specifications and retailer prices

From $190 AUD
As of November 4, 2026
Save $1,771 AUD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,961 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct lab-grown asscher diamond

This 1.03ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778658134 or 778658134. Listed at 10 retailers as of November 2, 2026, with prices from $190 to $1,961, a $1,771 spread on the same certified stone. MOH London lists it at $1,961. 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

1.03
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778658134
Dimensions5.64 × 5.57 × 3.52 mm
L/W Ratio1.01
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
5.64 mm5.57 mm1.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778658134
Side View
Table 60.0%Crown 33.3°Girdle: Slightly ThickPavilion 37.5°Culet: NoneDepth 63.2%

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: Nov 4
Current: $1,961 AUD|Low: $190 AUD|High: $2,025 AUD|Avg: $668 AUD|+67.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$190 AUD
Retailer 10$227 AUD
Retailer 11$424 AUD
Retailer 5$444 AUD
Retailer 4$466 AUD
Retailer 7$589 AUD
Retailer 6$756 AUD
Retailer 2$797 AUD
Retailer 3$876 AUD
Retailer 9$943 AUD
MOH London$1,961 AUD

28 data points across 11 retailers

10 retailers$190 AUD to $1,961 AUD

A
Cheapest Retailer
-
$190 AUD
A
Retailer 2
-
$227 AUD
View
Final sale: no returns
Retailer 3
-
$234 AUD
View
Price last confirmed 42 days ago
A
Retailer 4
-
$444 AUD
View
Retailer 5
-
$466 AUD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$589 AUD
View
B+
Retailer 7
-
$756 AUD
View
B+
Retailer 8
-
$797 AUD
View
B
Retailer 9
-
$943 AUD
View
Most Expensive
B
MOH London
LG778658134 · Nov 2
$1,961 AUD
£1,081 GBP
View
9 more retailers have this diamond
Prices start from $190 AUDSave up to $1,771 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
1.03ct Asscher
$190 AUD