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Oval|Lab Grown|IGI

4.53ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG737587511

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG737587511

Diamond specifications and retailer prices

From $722 AUD
$507 USD
As of October 29, 2026
Save $3,649 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,370 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.53ct lab-grown oval diamond

This 4.53ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG737587511 or 737587511. Listed at 16 retailers as of October 29, 2026, with prices from $722 to $4,370, a $3,649 spread on the same certified stone. Brilliant Earth lists it at $4,370. 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

4.53
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737587511
Dimensions13.84 × 9.15 × 5.48 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.84 mm9.15 mm4.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737587511
Side View
Table 61.0%Crown 31.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 59.9%

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: Oct 29
Current: $4,370 AUD|Low: $692 AUD|High: $8,841 AUD|Avg: $2,302 AUD|-50.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 12$722 AUD
Retailer 3$807 AUD
Retailer 4$807 AUD
Retailer 13$894 AUD
Retailer 8$1,089 AUD
Retailer 9$1,363 AUD
Retailer 5$1,382 AUD
Retailer 14$1,388 AUD
Retailer 2$1,489 AUD
Retailer 11$2,074 AUD
Retailer 15$2,352 AUD
Retailer 7$2,911 AUD
Retailer 10$3,739 AUD
Retailer 6$4,276 AUD
Brilliant Earth$4,370 AUD

44 data points across 15 retailers

16 retailers$722 AUD to $4,370 AUD

A
Cheapest Retailer
-
$722 AUD
$507 USD
A
Retailer 2
-
$807 AUD
$567 USD
View
Final sale: no returns
A
Retailer 3
-
$807 AUD
$567 USD
View
Retailer 4
-
$894 AUD
$628 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$894 AUD
$628 USD
View
A
Retailer 6
-
$1,089 AUD
$765 USD
View
A
Retailer 7
-
$1,363 AUD
€912 EUR
View
A
Retailer 8
-
$1,382 AUD
$971 USD
View
B+
Retailer 9
-
$1,388 AUD
$975 USD
View
A
Retailer 10
-
$1,489 AUD
£824 GBP
View
B+
Retailer 11
-
$2,074 AUD
$1,457 USD
View
B+
Retailer 12
-
$2,352 AUD
$1,652 USD
View
B+
Retailer 13
-
$2,911 AUD
$2,045 USD
View
B
Retailer 14
-
$3,739 AUD
£2,068 GBP
View
B
Retailer 15
-
$4,276 AUD
$3,004 USD
View
Most Expensive
B
Brilliant Earth
15951896A · Oct 30
$4,370 AUD
$3,070 USD
View
15 more retailers have this diamond
Prices start from $722 AUDSave up to $3,649 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
4.53ct Oval
$722 AUD