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Oval|Lab Grown|IGI

1.04ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG451056943

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451056943

Diamond specifications and retailer prices

From $589 AUD
As of November 5, 2026
Save $2,257 AUD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,846 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.04ct lab-grown oval diamond

This 1.04ct lab-grown oval sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451056943 or 451056943. Listed at 10 retailers as of November 5, 2026, with prices from $589 to $2,846, a $2,257 spread on the same certified stone. MOH London lists it at $2,846. 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

1.04
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056943
Dimensions7.74 × 5.85 × 3.68 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown
Top View
7.74 mm5.85 mm1.04 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056943
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.9%

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: $2,846 AUD|Low: $589 AUD|High: $2,889 AUD|Avg: $1,464 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$589 AUD
Retailer 6$731 AUD
Retailer 3$946 AUD
Retailer 2$1,092 AUD
Retailer 7$1,157 AUD
Retailer 8$1,313 AUD
Retailer 4$2,049 AUD
MOH London$2,846 AUD

37 data points across 8 retailers

10 retailers$589 AUD to $2,846 AUD

A
Cheapest Retailer
-
$589 AUD
A
Retailer 2
-
$659 AUD
View
Retailer 3
-
$731 AUD
View
Price last confirmed 12 days ago
B+
Retailer 4
-
$731 AUD
View
B+
Retailer 5
-
$946 AUD
View
B+
Retailer 6
-
$1,092 AUD
View
B+
Retailer 7
-
$1,157 AUD
View
B
Retailer 8
-
$2,049 AUD
View
B
Retailer 9
-
$2,349 AUD
View
Most Expensive
B
MOH London
LG451056943 · Nov 5
$2,846 AUD
£1,540 GBP
View
9 more retailers have this diamond
Prices start from $589 AUDSave up to $2,257 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
1.04ct Oval
$589 AUD