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Round|Lab Grown|IGI

1.48ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG778665139

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778665139

Diamond specifications and retailer prices

From $273 AUD
$191 USD
As of November 1, 2026
Save $1,390 AUD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,407 AUD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.48ct lab-grown round diamond

This 1.48ct 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 LG778665139 or 778665139. Listed at 22 retailers as of November 1, 2026, with a 510% 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

1.48
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778665139
Dimensions7.28 × 7.19 × 4.54 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
7.28 mm7.19 mm1.48 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778665139
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.7%

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: Nov 1
Current: $584 AUD|Low: $273 AUD|High: $1,694 AUD|Avg: $773 AUD|-3.9%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 12$273 AUD
Retailer 3$304 AUD
Retailer 7$335 AUD
Retailer 4$338 AUD
Retailer 9$358 AUD
Retailer 15$457 AUD
Retailer 16$574 AUD
Retailer 1$584 AUD
Retailer 6$598 AUD
Retailer 17$609 AUD
Retailer 18$705 AUD
Retailer 19$783 AUD
Retailer 8$875 AUD
Retailer 11$923 AUD
Retailer 5$1,087 AUD
Retailer 2$1,164 AUD
Retailer 10$1,184 AUD
Retailer 13$1,582 AUD
Retailer 14$1,663 AUD

35 data points across 19 retailers

22 retailers$273 AUD to $1,663 AUD

A
Cheapest Retailer
-
$273 AUD
$191 USD
A
Retailer 2
-
$304 AUD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$335 AUD
$235 USD
View
A
Retailer 4
-
$338 AUD
$237 USD
View
Retailer 5
-
$358 AUD
$251 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$457 AUD
$320 USD
View
A
Retailer 7
-
$574 AUD
£317 GBP
View
A
Retailer 8
-
$584 AUD
ZAR 6,610 ZAR
View
A
Retailer 9
-
$598 AUD
€399 EUR
View
A
Retailer 10
-
$609 AUD
£336 GBP
View
A
Retailer 11
-
$705 AUD
$494 USD
View
B+
Retailer 12
-
$783 AUD
$549 USD
View
B+
Retailer 13
-
$875 AUD
View
B+
Retailer 14
-
$923 AUD
$647 USD
View
Retailer 15
-
$999 AUD
$700 USD
View
Price last confirmed 28 days ago
Retailer 16
-
$1,050 AUD
$736 USD
View
Price last confirmed 47 days ago
B+
Retailer 17
-
$1,087 AUD
$762 USD
View
B+
Retailer 18
-
$1,164 AUD
$816 USD
View
B+
Retailer 19
-
$1,184 AUD
$830 USD
View
B
Retailer 20
-
$1,582 AUD
£873 GBP
View
B
Retailer 21
-
$1,663 AUD
$1,165 USD
View
Most Expensive
Queensmith
LG778665139 · Oct 28
$3,407 AUD
£1,880 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $273 AUDSave up to $1,390 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
1.48ct Round
$273 AUD