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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 $249 USD
As of October 30, 2026
Save $1,017 USD (80%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,007 USD 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
Color
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: $895 USD|Low: $249 USD|High: $1,910 USD|Avg: $675 USD|-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$249 USD
Retailer 3$276 USD
Retailer 7$370 USD
Retailer 14$372 USD
Retailer 10$474 USD
Retailer 8$505 USD
Retailer 2$514 USD
Retailer 4$528 USD
Retailer 6$663 USD
Retailer 11$673 USD
Retailer 13$701 USD
Rare Carat$895 USD
Retailer 9$1,113 USD
Retailer 12$1,760 USD

42 data points across 14 retailers

26 retailers$249 USD to $1,266 USD

A
Cheapest Retailer
-
$249 USD
Final sale: no returns
A
Retailer 2
-
$276 USD
View
A
Retailer 3
-
$370 USD
£291 GBP
View
B+
Retailer 4
-
$372 USD
View
A
Retailer 5
-
$474 USD
ZAR 7,662 ZAR
View
A
Retailer 6
-
$505 USD
€481 EUR
View
A
Retailer 7
-
$514 USD
£405 GBP
View
A
Retailer 8
-
$528 USD
View
B+
Retailer 9
-
$663 USD
View
A
Retailer 10
-
$673 USD
A$1,036 AUD
View
B+
Retailer 11
-
$701 USD
View
Retailer 12
-
$895 USD
View
Price last confirmed 12 days ago
Retailer 13
-
$940 USD
View
Price last confirmed 82 days ago
B+
Retailer 14
-
$940 USD
View
B+
Retailer 15
-
$1,113 USD
£876 GBP
View
Retailer 16
-
$1,167 USD
View
Price last confirmed 87 days ago
Retailer 17
-
$1,167 USD
View
Price last confirmed 110 days ago
Retailer 18
-
$1,182 USD
View
Price last confirmed 102 days ago
Retailer 19
-
$1,182 USD
View
Price last confirmed 110 days ago
Retailer 20
-
$1,187 USD
View
Price last confirmed 82 days ago
Retailer 21
-
$1,187 USD
View
Price last confirmed 110 days ago
Retailer 22
-
$1,187 USD
View
Price last confirmed 110 days ago
B
Retailer 23
-
$1,266 USD
View
Retailer 24
-
$1,586 USD
View
Retailer 25
-
$1,760 USD
View
Price last confirmed 8 days ago
Most Expensive
Rare Carat
V655739LG_l_631408671 · Jul 20
$2,007 USD
View
Price last confirmed 102 days ago
25 more retailers have this diamond
Prices start from $249 USDSave up to $1,017 USD

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
$249 USD