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Round|Lab Grown|IGI

1.03ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG631466942

Shape and cutting style on the report: Round brilliant

Certificate IGI LG631466942

Diamond specifications and retailer prices

From $206 AUD
As of November 5, 2026
Save $988 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,194 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG631466942 or 631466942. Listed at 12 retailers as of November 4, 2026, with prices from $206 to $1,194, a $988 spread on the same certified stone. MOH London lists it at $1,194. 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
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631466942
Dimensions6.50 × 6.45 × 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 and may include post-growth treatment Type IIa
Top View
6.50 mm6.45 mm1.03 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631466942
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.0%

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: $1,194 AUD|Low: $206 AUD|High: $1,270 AUD|Avg: $516 AUD|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12$206 AUD
Retailer 11$240 AUD
Retailer 3$243 AUD
Retailer 10$256 AUD
Retailer 4$269 AUD
Retailer 2$434 AUD
Retailer 8$470 AUD
Retailer 6$476 AUD
Retailer 5$714 AUD
Retailer 9$823 AUD
Retailer 7$869 AUD
MOH London$1,194 AUD

44 data points across 12 retailers

12 retailers$206 AUD to $1,194 AUD

A
Cheapest Retailer
-
$206 AUD
A
Retailer 2
-
$240 AUD
View
A
Retailer 3
-
$243 AUD
View
Final sale: no returns
A
Retailer 4
-
$256 AUD
View
Retailer 5
-
$269 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$434 AUD
View
B+
Retailer 7
-
$470 AUD
View
B+
Retailer 8
-
$476 AUD
View
B+
Retailer 9
-
$714 AUD
View
B
Retailer 10
-
$823 AUD
View
B
Retailer 11
-
$869 AUD
View
Most Expensive
B
MOH London
LG631466942 · Nov 4
$1,194 AUD
£658 GBP
View
11 more retailers have this diamond
Prices start from $206 AUDSave up to $988 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 Round
$206 AUD