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Cushion|Lab Grown|IGI

1.48ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG685501134

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG685501134

Diamond specifications and retailer prices

From $354 AUD
$249 USD
As of October 30, 2026
Save $1,448 AUD (80%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,858 AUD at Rare Carat · As of July 20, 2026
View at Rare Carat

About this 1.48ct lab-grown cushion diamond

This 1.48ct lab-grown cushion 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 LG685501134 or 685501134. Listed at 26 retailers as of October 30, 2026, with a 408% 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 angle34.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685501134
Dimensions6.57 × 6.57 × 4.43 mm
L/W Ratio1.00
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
6.57 mm6.57 mm1.48 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685501134
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 67.4%

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 30
Current: $1,274 AUD|Low: $354 AUD|High: $2,719 AUD|Avg: $961 AUD|-1.1%
Rare Carat
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
October 31, 2026
Retailer 5$354 AUD
Retailer 3$393 AUD
Retailer 8$527 AUD
Retailer 14$530 AUD
Retailer 10$675 AUD
Retailer 2$713 AUD
Retailer 7$732 AUD
Retailer 4$752 AUD
Retailer 6$944 AUD
Retailer 11$959 AUD
Retailer 13$998 AUD
Rare Carat$1,274 AUD
Retailer 9$1,584 AUD
Retailer 12$2,506 AUD

42 data points across 14 retailers

26 retailers$354 AUD to $1,802 AUD

A
Cheapest Retailer
-
$354 AUD
$249 USD
Final sale: no returns
A
Retailer 2
-
$393 AUD
$276 USD
View
A
Retailer 3
-
$527 AUD
£291 GBP
View
B+
Retailer 4
-
$530 AUD
$372 USD
View
A
Retailer 5
-
$675 AUD
ZAR 7,662 ZAR
View
A
Retailer 6
-
$713 AUD
€477 EUR
View
A
Retailer 7
-
$732 AUD
£405 GBP
View
A
Retailer 8
-
$752 AUD
$528 USD
View
B+
Retailer 9
-
$944 AUD
$663 USD
View
A
Retailer 10
-
$959 AUD
View
B+
Retailer 11
-
$998 AUD
$701 USD
View
Retailer 12
-
$1,274 AUD
$895 USD
View
Price last confirmed 12 days ago
Retailer 13
-
$1,338 AUD
$940 USD
View
Price last confirmed 82 days ago
B+
Retailer 14
-
$1,338 AUD
$940 USD
View
B+
Retailer 15
-
$1,584 AUD
£876 GBP
View
Retailer 16
-
$1,661 AUD
$1,167 USD
View
Price last confirmed 88 days ago
Retailer 17
-
$1,661 AUD
$1,167 USD
View
Price last confirmed 110 days ago
Retailer 18
-
$1,683 AUD
$1,182 USD
View
Price last confirmed 102 days ago
Retailer 19
-
$1,683 AUD
$1,182 USD
View
Price last confirmed 110 days ago
Retailer 20
-
$1,690 AUD
$1,187 USD
View
Price last confirmed 82 days ago
Retailer 21
-
$1,690 AUD
$1,187 USD
View
Price last confirmed 110 days ago
Retailer 22
-
$1,690 AUD
$1,187 USD
View
Price last confirmed 110 days ago
B
Retailer 23
-
$1,802 AUD
$1,266 USD
View
Retailer 24
-
$2,258 AUD
$1,586 USD
View
Retailer 25
-
$2,506 AUD
$1,760 USD
View
Price last confirmed 9 days ago
Most Expensive
Rare Carat
V655739LG_l_631408671 · Jul 20
$2,858 AUD
$2,007 USD
View
Price last confirmed 102 days ago
25 more retailers have this diamond
Prices start from $354 AUDSave up to $1,448 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 Cushion
$354 AUD