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Oval|Lab Grown|IGI

0.90ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG499190480

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499190480

Diamond specifications and retailer prices

From $740 AUD
$520 USD
As of October 31, 2026
Save $3,998 AUD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,739 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown oval diamond

This 0.9ct lab-grown oval sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499190480 or 499190480. Listed at 11 retailers as of October 29, 2026, with prices from $740 to $4,739, a $3,998 spread on the same certified stone. MOH London lists it at $4,739. 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

0.90
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499190480
Dimensions7.98 × 5.17 × 3.34 mm
L/W Ratio1.54
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
7.98 mm5.17 mm0.90 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499190480
Side View
Table 59.5%Crown 35.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.6%

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: Oct 31
Current: $4,739 AUD|Low: $740 AUD|High: $5,402 AUD|Avg: $2,201 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$740 AUD
Retailer 7$1,085 AUD
Retailer 10$1,214 AUD
Retailer 8$1,257 AUD
Retailer 11$1,257 AUD
Retailer 12$1,509 AUD
Retailer 5$1,891 AUD
Retailer 3$1,949 AUD
Retailer 9$2,033 AUD
Retailer 6$2,991 AUD
MOH London$4,739 AUD
Retailer 4$5,402 AUD

38 data points across 12 retailers

11 retailers$740 AUD to $4,739 AUD

A
Cheapest Retailer
-
$740 AUD
$520 USD
B+
Retailer 2
-
$1,085 AUD
$762 USD
View
B+
Retailer 3
-
$1,180 AUD
$829 USD
View
B+
Retailer 4
-
$1,214 AUD
$853 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,257 AUD
$883 USD
View
Retailer 6
-
$1,257 AUD
$883 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$1,891 AUD
£1,046 GBP
View
B
Retailer 8
-
$2,033 AUD
$1,428 USD
View
B
Retailer 9
-
$2,991 AUD
$2,101 USD
View
B
Retailer 10
-
$3,536 AUD
$2,484 USD
View
Most Expensive
B
MOH London
LG499190480 · Oct 29
$4,739 AUD
£2,621 GBP
View
10 more retailers have this diamond
Prices start from $740 AUDSave up to $3,998 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
0.90ct Oval
$740 AUD