Cushion|Lab Grown|GCAL

4.55ct D FL Cushion Lab Grown Diamond

EX • D/FL • GCAL 362296179

Shape and cutting style on the report: Cushion brilliant

Certificate GCAL 362296179

Diamond specifications and retailer prices

From $9,218 USD
As of November 2, 2026
Save $26,789 USD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $36,007 USD at Blue Nile · As of November 3, 2026
View at Blue Nile

About this 4.55ct lab-grown cushion diamond

This 4.55ct 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 362296179. Listed at 6 retailers as of November 2, 2026, with prices from $9,218 to $36,007, a $26,789 spread on the same certified stone. Blue Nile lists it at $36,007. 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

4.55
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.9°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 362296179
Dimensions10.76 × 8.99 × 5.82 mm
L/W Ratio1.20
Culet sizeNone
Top View
10.76 mm8.99 mm4.55 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 362296179
Side View
Table 62.0%Crown 34.5°Girdle: Slightly ThickPavilion 35.9°Culet: NoneDepth 64.7%

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: Nov 2
Current: $36,007 USD|Low: $9,218 USD|High: $56,410 USD|Avg: $25,808 USD|+73.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 5$9,218 USD
Retailer 3$10,937 USD
Retailer 2$18,595 USD
Retailer 6$29,244 USD
Blue Nile$36,007 USD
Retailer 4$56,410 USD

11 data points across 6 retailers

6 retailers$9,218 USD to $36,007 USD

A
Cheapest Retailer
-
$9,218 USD
B+
Retailer 2
-
$9,843 USD
View
B+
Retailer 3
-
$18,595 USD
£14,642 GBP
View
B
Retailer 4
-
$29,244 USD
View
Most Expensive
B
Blue Nile
30235040 · Nov 3
$36,007 USD
View
4 more retailers have this diamond
Prices start from $9,218 USDSave up to $26,789 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
4.55ct Cushion
$9,218 USD