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Cushion|Lab Grown|IGI

4.48ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG788675725

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG788675725

Diamond specifications and retailer prices

From $1,652 USD
As of October 30, 2026
Save $4,024 USD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,676 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.48ct lab-grown cushion diamond

This 4.48ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788675725 or 788675725. Listed at 7 retailers as of October 30, 2026, with prices from $1,652 to $5,676, a $4,024 spread on the same certified stone. Taylor and Hart lists it at $5,676. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.48
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788675725
Dimensions11.69 × 8.79 × 5.66 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.69 mm8.79 mm4.48 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788675725
Side View
Table 64.0%Crown 35.8°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
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: $2,259 USD|Low: $1,646 USD|High: $5,676 USD|Avg: $3,083 USD|-5.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 4$1,652 USD
Retailer 5$1,955 USD
Retailer 6$2,041 USD
Retailer 1$2,259 USD
Retailer 3$4,168 USD
Retailer 2$4,597 USD
Taylor and Hart$5,676 USD

46 data points across 7 retailers

7 retailers$1,652 USD to $5,676 USD

A
Cheapest Retailer
-
$1,652 USD
B+
Retailer 2
-
$1,955 USD
View
B+
Retailer 3
-
$2,041 USD
View
A
Retailer 4
-
$2,259 USD
£1,779 GBP
View
Retailer 5
-
$4,168 USD
A$6,413 AUD
View
Price last confirmed 22 days ago
B
Retailer 6
-
$4,597 USD
£3,620 GBP
View
Most Expensive
B
Taylor and Hart
7BV078Q · Oct 30
$5,676 USD
View
6 more retailers have this diamond
Prices start from $1,652 USDSave up to $4,024 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
4.48ct Cushion
$1,652 USD