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Oval|Lab Grown|IGI

3.00ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG451067154

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451067154

Diamond specifications and retailer prices

From $2,372 AUD
As of November 6, 2026
Save $19,098 AUD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $21,471 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 3ct lab-grown oval diamond

This 3ct lab-grown oval sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451067154 or 451067154. Listed at 11 retailers as of November 5, 2026, with prices from $2,372 to $21,471, a $19,098 spread on the same certified stone. MOH London lists it at $21,471. 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

3.00
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451067154
Dimensions10.88 × 8.15 × 5.23 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.88 mm8.15 mm3.00 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451067154
Side View
Table 55.5%Crown 36.8°Girdle: STK-VTKPavilion 40.4°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $21,471 AUD|Low: $2,372 AUD|High: $21,816 AUD|Avg: $11,715 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2$2,372 AUD
Retailer 5$9,284 AUD
Retailer 3$10,050 AUD
Retailer 8$10,396 AUD
Retailer 9$10,741 AUD
Retailer 6$10,769 AUD
Retailer 10$11,112 AUD
Retailer 7$12,487 AUD
Retailer 4$12,588 AUD
Retailer 11$13,873 AUD
MOH London$21,471 AUD

15 data points across 11 retailers

11 retailers$2,372 AUD to $21,471 AUD

A
Cheapest Retailer
-
$2,372 AUD
B
Retailer 2
-
$9,284 AUD
View
B
Retailer 3
-
$9,655 AUD
View
B
Retailer 4
-
$10,396 AUD
View
Final sale: no returns
B
Retailer 5
-
$10,741 AUD
View
B
Retailer 6
-
$10,769 AUD
View
Retailer 7
-
$10,769 AUD
View
Price last confirmed 25 days ago
B
Retailer 8
-
$12,487 AUD
View
B
Retailer 9
-
$12,588 AUD
View
B
Retailer 10
-
$12,784 AUD
View
Most Expensive
B
MOH London
LG451067154 · Nov 5
$21,471 AUD
£11,616 GBP
View
10 more retailers have this diamond
Prices start from $2,372 AUDSave up to $19,098 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
3.00ct Oval
$2,372 AUD