Cushion|Lab Grown|GCAL

5.21ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • GCAL 353046429

Shape and cutting style on the report: Cushion brilliant

Certificate GCAL 353046429

Diamond specifications and retailer prices

From $4,869 USD
As of November 2, 2026
Save $8,362 USD (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $18,674 USD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 5.21ct lab-grown cushion diamond

This 5.21ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GCAL 353046429. Listed at 6 retailers as of November 2, 2026, with a 172% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.21
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle35°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 353046429
Dimensions11.68 × 9.29 × 5.92 mm
L/W Ratio1.26
Culet sizeNone
Top View
11.68 mm9.29 mm5.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 353046429
Side View
Table 62.0%Crown 34.9°Girdle: ThickPavilion 35°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $18,674 USD|Low: $4,869 USD|High: $40,450 USD|Avg: $15,972 USD|-5.4%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$4,869 USD
Retailer 6$5,648 USD
Retailer 10$6,482 USD
Retailer 3$9,104 USD
Retailer 7$10,831 USD
Retailer 2$13,231 USD
Frank Darling$18,674 USD
Retailer 9$22,111 USD
Retailer 8$29,220 USD
Retailer 5$34,940 USD

16 data points across 10 retailers

6 retailers$4,869 USD to $13,231 USD

B+
Cheapest Retailer
-
$4,869 USD
B+
Retailer 2
-
$5,648 USD
View
Final sale: no returns
B
Retailer 3
-
$9,104 USD
View
B
Retailer 4
-
$13,231 USD
£10,418 GBP
View
Most Expensive
Frank Darling
P78B-24EL · Nov 2
$18,674 USD
View
Price under review
4 more retailers have this diamond
Prices start from $4,869 USDSave up to $8,362 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.

B+
5.21ct Cushion
$4,869 USD