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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG758584900

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG758584900

Diamond specifications and retailer prices

From $458 AUD
$322 USD
As of October 30, 2026
Save $927 AUD (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,385 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG758584900 or 758584900. Listed at 12 retailers as of October 29, 2026, with prices from $458 to $1,385, a $927 spread on the same certified stone. MOH London lists it at $1,385. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758584900
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758584900
Side View
Table 63.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.8%

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 30
Current: $1,385 AUD|Low: $243 AUD|High: $1,488 AUD|Avg: $627 AUD|-5.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 13$243 AUD
Retailer 3$295 AUD
Retailer 5$315 AUD
Retailer 12$315 AUD
Retailer 11$356 AUD
Retailer 6$458 AUD
Retailer 2$523 AUD
Retailer 9$531 AUD
Retailer 7$745 AUD
Retailer 8$883 AUD
Retailer 10$1,001 AUD
Retailer 4$1,011 AUD
MOH London$1,385 AUD

43 data points across 13 retailers

12 retailers$458 AUD to $1,385 AUD

Retailer 1
-
$243 AUD
$171 USD
Price last confirmed 29 days ago
Retailer 2
-
$295 AUD
$207 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$315 AUD
$221 USD
View
Price last confirmed 29 days ago
Retailer 4
-
$356 AUD
£197 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
$458 AUD
$322 USD
View
A
Retailer 6
-
$523 AUD
£289 GBP
View
A
Retailer 7
-
$531 AUD
$373 USD
View
B+
Retailer 8
-
$745 AUD
$523 USD
View
B+
Retailer 9
-
$883 AUD
$620 USD
View
B
Retailer 10
-
$1,001 AUD
$703 USD
View
Retailer 11
-
$1,011 AUD
$710 USD
View
Price last confirmed 24 days ago
Most Expensive
B
MOH London
LG758584900 · Oct 29
$1,385 AUD
£766 GBP
View
11 more retailers have this diamond
Prices start from $458 AUDSave up to $927 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
1.00ct Oval
$458 AUD