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Oval|Lab Grown|IGI

3.09ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG838622123

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG838622123

Diamond specifications and retailer prices

From $803 AUD
$564 USD
As of October 29, 2026
Save $3,529 AUD (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,332 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 3.09ct lab-grown oval diamond

This 3.09ct lab-grown oval 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 LG838622123 or 838622123. Listed at 8 retailers as of October 25, 2026, with prices from $803 to $4,332, a $3,529 spread on the same certified stone. MOH London lists it at $4,332. 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

3.09
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838622123
Dimensions11.56 × 8.20 × 5.18 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.56 mm8.20 mm3.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838622123
Side View
Table 64.0%Crown 33.2°Girdle: MED-STKPavilion 42.3°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: Oct 29
Current: $4,332 AUD|Low: $1,189 AUD|High: $4,332 AUD|Avg: $2,009 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5$1,189 AUD
Retailer 2$1,363 AUD
Retailer 7$1,536 AUD
Retailer 3$1,555 AUD
Retailer 6$2,318 AUD
Retailer 4$2,473 AUD
MOH London$4,332 AUD

10 data points across 7 retailers

8 retailers$803 AUD to $4,332 AUD

A
Cheapest Retailer
-
$803 AUD
$564 USD
A
Retailer 2
-
$1,189 AUD
$835 USD
View
A
Retailer 3
-
$1,363 AUD
£754 GBP
View
A
Retailer 4
-
$1,536 AUD
$1,079 USD
View
A
Retailer 5
-
$1,555 AUD
£860 GBP
View
B+
Retailer 6
-
$2,318 AUD
$1,628 USD
View
B+
Retailer 7
-
$2,473 AUD
$1,737 USD
View
Most Expensive
B
MOH London
LG838622123 · Oct 25
$4,332 AUD
£2,396 GBP
View
7 more retailers have this diamond
Prices start from $803 AUDSave up to $3,529 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
3.09ct Oval
$803 AUD