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Round|Lab Grown|IGI

1.53ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG816638490

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816638490

Diamond specifications and retailer prices

From $540 AUD
$379 USD
As of October 29, 2026
Save $2,386 AUD (82%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $5,808 AUD at Brilliant Earth · As of October 20, 2026
View at Brilliant Earth

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816638490 or 816638490. Listed at 27 retailers as of October 29, 2026, with a 442% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816638490
Dimensions7.44 × 7.40 × 4.48 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm7.40 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816638490
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.4%

Caratlytics Score

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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: $5,808 AUD|Low: $540 AUD|High: $5,808 AUD|Avg: $1,886 AUD
Brilliant Earth
Retailer 2
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Retailer 24
October 30, 2026
Retailer 23$540 AUD
Retailer 16$604 AUD
Retailer 11$605 AUD
Retailer 3$669 AUD
Retailer 15$669 AUD
Retailer 8$747 AUD
Retailer 22$883 AUD
Retailer 24$900 AUD
Retailer 5$1,019 AUD
Retailer 20$1,049 AUD
Retailer 21$1,151 AUD
Retailer 13$1,208 AUD
Retailer 6$1,310 AUD
Retailer 18$1,555 AUD
Retailer 2$1,576 AUD
Retailer 7$2,152 AUD
Retailer 10$2,169 AUD
Retailer 14$2,208 AUD
Retailer 9$2,508 AUD
Retailer 4$2,514 AUD
Retailer 19$2,631 AUD
Retailer 12$2,925 AUD
Retailer 17$3,089 AUD
Brilliant Earth$5,808 AUD

27 data points across 24 retailers

27 retailers$540 AUD to $2,925 AUD

A
Cheapest Retailer
-
$540 AUD
$379 USD
A
Retailer 2
-
$604 AUD
$424 USD
View
Final sale: no returns
A
Retailer 3
-
$605 AUD
$425 USD
View
A
Retailer 4
-
$669 AUD
$470 USD
View
A
Retailer 5
-
$669 AUD
$470 USD
View
A
Retailer 6
-
$747 AUD
HK$4,100 HKD
View
A
Retailer 7
-
$883 AUD
$620 USD
View
A
Retailer 8
-
$900 AUD
$632 USD
View
A
Retailer 9
-
$1,019 AUD
$716 USD
View
A
Retailer 10
-
$1,049 AUD
€702 EUR
View
A
Retailer 11
-
$1,151 AUD
ZAR 13,061 ZAR
View
A
Retailer 12
-
$1,208 AUD
€808 EUR
View
A
Retailer 13
-
$1,208 AUD
£668 GBP
View
A
Retailer 14
-
$1,310 AUD
$920 USD
View
B+
Retailer 15
-
$1,555 AUD
View
B+
Retailer 16
-
$1,576 AUD
$1,107 USD
View
B+
Retailer 17
-
$1,879 AUD
$1,320 USD
View
B+
Retailer 18
-
$2,152 AUD
$1,512 USD
View
B+
Retailer 19
-
$2,169 AUD
SGD 2,059 SGD
View
B+
Retailer 20
-
$2,208 AUD
$1,551 USD
View
B+
Retailer 21
-
$2,383 AUD
$1,674 USD
View
B+
Retailer 22
-
$2,508 AUD
$1,762 USD
View
B+
Retailer 23
-
$2,514 AUD
$1,766 USD
View
B+
Retailer 24
-
$2,631 AUD
£1,455 GBP
View
B
Retailer 25
-
$2,925 AUD
$2,055 USD
View
Retailer 26
-
$3,089 AUD
$2,170 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
20763690A · Oct 20
$5,808 AUD
$4,080 USD
View
Price last confirmed 10 days ago
26 more retailers have this diamond
Prices start from $540 AUDSave up to $2,386 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
1.53ct Round
$540 AUD