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Round|Lab Grown|IGI

3.03ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG831657282

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831657282

Diamond specifications and retailer prices

From $654 AUD
As of November 5, 2026
Save $2,317 AUD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,972 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 3.03ct lab-grown round diamond

This 3.03ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG831657282 or 831657282. Listed at 14 retailers as of November 5, 2026, with prices from $654 to $2,972, a $2,317 spread on the same certified stone. MOH London lists it at $2,972. 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

3.03
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831657282
Dimensions9.38 × 9.35 × 5.64 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.38 mm9.35 mm3.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831657282
Side View
Table 59.0%Crown 32.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.3%

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: $2,972 AUD|Low: $634 AUD|High: $3,046 AUD|Avg: $1,423 AUD|-2.4%
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
November 6, 2026
Retailer 11$654 AUD
Retailer 14$733 AUD
Retailer 3$811 AUD
Retailer 6$820 AUD
Retailer 9$1,014 AUD
Retailer 7$1,076 AUD
Retailer 4$1,243 AUD
Retailer 8$1,269 AUD
Retailer 2$1,326 AUD
Retailer 5$1,350 AUD
Retailer 10$1,588 AUD
Retailer 13$2,181 AUD
Retailer 12$2,608 AUD
MOH London$2,972 AUD

34 data points across 14 retailers

14 retailers$654 AUD to $2,972 AUD

A
Cheapest Retailer
-
$654 AUD
A
Retailer 2
-
$733 AUD
View
A
Retailer 3
-
$811 AUD
View
Retailer 4
-
$820 AUD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,014 AUD
View
A
Retailer 6
-
$1,076 AUD
View
Retailer 7
-
$1,243 AUD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$1,269 AUD
View
A
Retailer 9
-
$1,326 AUD
View
Retailer 10
-
$1,350 AUD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$1,588 AUD
View
B+
Retailer 12
-
$2,181 AUD
View
B
Retailer 13
-
$2,608 AUD
View
Most Expensive
B
MOH London
LG831657282 · Nov 5
$2,972 AUD
£1,638 GBP
View
13 more retailers have this diamond
Prices start from $654 AUDSave up to $2,317 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
3.03ct Round
$654 AUD