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Round|Lab Grown|IGI

1.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG792663555

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792663555

Diamond specifications and retailer prices

From $196 AUD
As of November 5, 2026
Save $1,831 AUD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,026 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round 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 LG792663555 or 792663555. Listed at 17 retailers as of November 5, 2026, with prices from $196 to $2,026, a $1,831 spread on the same certified stone. MOH London lists it at $2,026. 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

1.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792663555
Dimensions6.48 × 6.53 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.53 mm1.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792663555
Side View
Table 58.0%Crown 33.3°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.6%

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 5
Current: $2,026 AUD|Low: $196 AUD|High: $2,026 AUD|Avg: $543 AUD|+64.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 17$196 AUD
Retailer 14$219 AUD
Retailer 12$227 AUD
Retailer 13$243 AUD
Retailer 5$274 AUD
Retailer 2$409 AUD
Retailer 16$421 AUD
Retailer 7$430 AUD
Retailer 15$456 AUD
Retailer 10$477 AUD
Retailer 9$593 AUD
Retailer 8$599 AUD
Retailer 3$617 AUD
Retailer 6$670 AUD
Retailer 4$700 AUD
Retailer 11$783 AUD
MOH London$2,026 AUD

41 data points across 17 retailers

17 retailers$196 AUD to $2,026 AUD

A
Cheapest Retailer
-
$196 AUD
A
Retailer 2
-
$219 AUD
View
Final sale: no returns
A
Retailer 3
-
$227 AUD
View
A
Retailer 4
-
$243 AUD
View
A
Retailer 5
-
$274 AUD
View
A
Retailer 6
-
$409 AUD
View
A
Retailer 7
-
$421 AUD
View
A
Retailer 8
-
$430 AUD
View
A
Retailer 9
-
$456 AUD
View
A
Retailer 10
-
$477 AUD
View
Retailer 11
-
$593 AUD
View
Price last confirmed 30 days ago
Retailer 12
-
$599 AUD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$617 AUD
View
B+
Retailer 14
-
$670 AUD
View
B+
Retailer 15
-
$700 AUD
View
B+
Retailer 16
-
$783 AUD
View
Most Expensive
B
MOH London
LG792663555 · Nov 5
$2,026 AUD
£1,117 GBP
View
16 more retailers have this diamond
Prices start from $196 AUDSave up to $1,831 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
1.05ct Round
$196 AUD