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Cushion|Lab Grown|GCAL

4.50ct D FL Cushion Lab Grown Diamond

ID • D/FL • GCAL 360706754

Shape and cutting style on the report: Cushion brilliant

Certificate GCAL 360706754

Diamond specifications and retailer prices

From $6,917 USD
As of November 2, 2026
Save $34,073 USD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $40,990 USD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 4.5ct lab-grown cushion diamond

This 4.5ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360706754. Listed at 6 retailers as of November 2, 2026, with prices from $6,917 to $40,990, a $34,073 spread on the same certified stone. Do Amore Diamonds lists it at $40,990. 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

4.50
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle35.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360706754
Dimensions10.78 × 8.87 × 5.94 mm
L/W Ratio1.22
Culet sizeNone
Top View
10.78 mm8.87 mm4.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360706754
Side View
Table 60.0%Crown 37°Girdle: ThickPavilion 35.2°Culet: NoneDepth 67.0%

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 2
Current: $40,990 USD|Low: $6,917 USD|High: $92,720 USD|Avg: $31,272 USD|-55.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5$6,917 USD
Retailer 3$8,833 USD
Retailer 2$16,515 USD
Retailer 9$19,699 USD
Retailer 4$21,169 USD
Retailer 6$23,186 USD
Retailer 7$30,163 USD
Do Amore Diamonds$40,990 USD
Retailer 8$63,963 USD

19 data points across 9 retailers

6 retailers$6,917 USD to $40,990 USD

A
Cheapest Retailer
-
$6,917 USD
A
Retailer 2
-
$8,833 USD
View
B+
Retailer 3
-
$16,515 USD
£13,004 GBP
View
B+
Retailer 4
-
$21,169 USD
View
B
Retailer 5
-
$23,186 USD
View
Final sale: no returns
Most Expensive
B
Do Amore Diamonds
27-CCE543B39 · Nov 3
$40,990 USD
View
5 more retailers have this diamond
Prices start from $6,917 USDSave up to $34,073 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
4.50ct Cushion
$6,917 USD