Oval|Lab Grown|IGI

0.81ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG499115894

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499115894

Diamond specifications and retailer prices

From $614 AUD
$430 USD
As of November 2, 2026
Save $2,247 AUD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,861 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.81ct lab-grown oval diamond

This 0.81ct lab-grown oval sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499115894 or 499115894. Listed at 12 retailers as of October 31, 2026, with prices from $614 to $2,861, a $2,247 spread on the same certified stone. NZ Jewellers lists it at $2,861. 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

0.81
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499115894
Dimensions7.50 × 5.25 × 3.19 mm
L/W Ratio1.43
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
7.50 mm5.25 mm0.81 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499115894
Side View
Table 56.5%Crown 34.4°Girdle: MediumPavilion 39.7°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,799 AUD|Low: $614 AUD|High: $4,786 AUD|Avg: $1,676 AUD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 5$614 AUD
Retailer 7$878 AUD
Retailer 10$980 AUD
Retailer 2$1,087 AUD
Retailer 8$1,087 AUD
Retailer 9$1,667 AUD
Retailer 3$1,704 AUD
Retailer 1$1,799 AUD
Retailer 6$2,700 AUD
Retailer 4$4,724 AUD

44 data points across 10 retailers

12 retailers$614 AUD to $2,861 AUD

B+
Cheapest Retailer
-
$614 AUD
$430 USD
B
Retailer 2
-
$878 AUD
$615 USD
View
B
Retailer 3
-
$980 AUD
$687 USD
View
Final sale: no returns
B
Retailer 4
-
$983 AUD
$689 USD
View
B
Retailer 5
-
$1,087 AUD
$762 USD
View
Retailer 6
-
$1,087 AUD
$762 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$1,667 AUD
$1,168 USD
View
B
Retailer 8
-
$1,704 AUD
£940 GBP
View
B
Retailer 9
-
$1,799 AUD
€1,201 EUR
View
B
Retailer 10
-
$2,700 AUD
$1,892 USD
View
Most Expensive
B
NZ Jewellers
f9503c46-dcd6-48ac-8446-96fcf6606028 · Oct 31
$2,861 AUD
$2,005 USD
View
10 more retailers have this diamond
Prices start from $614 AUDSave up to $2,247 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.

B+
0.81ct Oval
$614 AUD