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Round|Lab Grown|IGI

1.45ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG761554228

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761554228

Diamond specifications and retailer prices

From $310 AUD
$218 USD
As of October 29, 2026
Save $1,473 AUD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,471 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG761554228 or 761554228. Listed at 23 retailers as of October 29, 2026, with a 475% 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

1.45
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761554228
Dimensions7.26 × 7.31 × 4.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.26 mm7.31 mm1.45 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761554228
Side View
Table 59.0%Crown 34.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

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: $656 AUD|Low: $299 AUD|High: $1,564 AUD|Avg: $711 AUD|-0.1%
Retailer 1
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
Retailer 16
October 30, 2026
Retailer 16$310 AUD
Retailer 10$347 AUD
Retailer 6$360 AUD
Retailer 4$386 AUD
Retailer 8$386 AUD
Retailer 3$520 AUD
Retailer 1$656 AUD
Retailer 13$662 AUD
Retailer 12$702 AUD
Retailer 9$714 AUD
Retailer 5$743 AUD
Retailer 14$943 AUD
Retailer 2$1,003 AUD
Retailer 15$1,011 AUD
Retailer 7$1,240 AUD
Retailer 11$1,553 AUD

44 data points across 16 retailers

23 retailers$310 AUD to $1,783 AUD

A
Cheapest Retailer
-
$310 AUD
$218 USD
A
Retailer 2
-
$347 AUD
$244 USD
View
Final sale: no returns
A
Retailer 3
-
$360 AUD
$253 USD
View
A
Retailer 4
-
$386 AUD
$271 USD
View
A
Retailer 5
-
$386 AUD
$271 USD
View
A
Retailer 6
-
$437 AUD
HK$2,400 HKD
View
B+
Retailer 7
-
$520 AUD
$365 USD
View
A
Retailer 8
-
$656 AUD
£363 GBP
View
A
Retailer 9
-
$662 AUD
ZAR 7,518 ZAR
View
A
Retailer 10
-
$702 AUD
€470 EUR
View
A
Retailer 11
-
$714 AUD
£395 GBP
View
B+
Retailer 12
-
$743 AUD
$522 USD
View
B+
Retailer 13
-
$770 AUD
$541 USD
View
B+
Retailer 14
-
$943 AUD
View
B+
Retailer 15
-
$994 AUD
$698 USD
View
Retailer 16
-
$1,003 AUD
$705 USD
View
Price last confirmed 23 days ago
B+
Retailer 17
-
$1,011 AUD
$710 USD
View
B
Retailer 18
-
$1,240 AUD
$871 USD
View
B
Retailer 19
-
$1,249 AUD
SGD 1,186 SGD
View
B
Retailer 20
-
$1,315 AUD
$924 USD
View
B
Retailer 21
-
$1,553 AUD
£859 GBP
View
B
Retailer 22
-
$1,783 AUD
$1,253 USD
View
Most Expensive
Queensmith
LG761554228 · Oct 27
$3,471 AUD
£1,920 GBP
View
Price under review
22 more retailers have this diamond
Prices start from $310 AUDSave up to $1,473 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
1.45ct Round
$310 AUD