Round|Lab Grown|GIA

4.20ct E VS2 Round Lab Grown Diamond

EX • E/VS2 • GIA 6502394279

Certificate GIA 6502394279

Diamond specifications and retailer prices

From $1,818 USD
As of October 28, 2026
Save $5,531 USD (75%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $10,529 USD at Riddles Jewelry · As of October 29, 2026
View at Riddles Jewelry

About this 4.2ct lab-grown round diamond

This 4.2ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6502394279. Listed at 32 retailers as of October 28, 2026, with a 304% 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

4.20
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6502394279
Dimensions10.46 × 10.42 × 6.33 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
10.46 mm10.42 mm4.20 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502394279
Side View
Table 58.0%Crown 34°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $2,135 USD|Low: $1,818 USD|High: $13,120 USD|Avg: $5,547 USD|-3.7%
Retailer 1
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Retailer 11
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Retailer 21
Retailer 22
Riddles Jewelry
October 29, 2026
Retailer 20$1,818 USD
Retailer 6$2,133 USD
Retailer 1$2,135 USD
Retailer 4$2,380 USD
Retailer 17$2,483 USD
Retailer 11$3,112 USD
Retailer 12$3,323 USD
Retailer 7$3,472 USD
Retailer 18$3,675 USD
Retailer 22$4,141 USD
Retailer 14$4,633 USD
Retailer 15$4,833 USD
Retailer 10$5,107 USD
Retailer 8$5,704 USD
Retailer 9$5,799 USD
Retailer 5$6,024 USD
Retailer 16$6,660 USD
Retailer 19$7,349 USD
Retailer 13$8,538 USD
Retailer 21$8,840 USD
Retailer 2$10,172 USD
Riddles Jewelry$10,529 USD
Retailer 3$13,120 USD

24 data points across 23 retailers

32 retailers$1,818 USD to $7,349 USD

B+
Cheapest Retailer
-
$1,818 USD
B+
Retailer 2
-
$1,840 USD
View
Price last confirmed 36 days ago
B+
Retailer 3
-
$1,907 USD
View
B+
Retailer 4
-
$2,052 USD
View
Price last confirmed 36 days ago
B+
Retailer 5
-
$2,104 USD
View
Price last confirmed 37 days ago
B+
Retailer 6
-
$2,133 USD
View
B+
Retailer 7
-
$2,135 USD
View
Final sale: no returns
B+
Retailer 8
-
$2,168 USD
View
Price last confirmed 17 days ago
B+
Retailer 9
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$2,212 USD
View
B+
Retailer 10
-
$2,380 USD
View
B+
Retailer 11
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$2,483 USD
View
B
Retailer 12
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$3,112 USD
View
B
Retailer 13
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$3,238 USD
View
Price last confirmed 38 days ago
B+
Retailer 14
-
$3,323 USD
£2,616 GBP
View
B+
Retailer 15
-
$3,356 USD
View
B
Retailer 16
-
$3,472 USD
View
B
Retailer 17
-
$3,675 USD
€3,500 EUR
View
B
Retailer 18
-
$4,141 USD
CA$5,751 CAD
View
B
Retailer 19
-
$4,633 USD
£3,648 GBP
View
B
Retailer 20
-
$4,833 USD
A$7,436 AUD
View
Price last confirmed 24 days ago
B
Retailer 21
-
$5,107 USD
View
B
Retailer 22
-
$5,704 USD
View
B
Retailer 23
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$5,799 USD
View
B
Retailer 24
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$6,024 USD
View
B
Retailer 25
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$6,660 USD
£5,244 GBP
View
B
Retailer 26
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$6,965 USD
View
B
Retailer 27
-
$7,349 USD
£5,787 GBP
View
B
Retailer 28
-
$8,538 USD
View
Price under review
B
Retailer 29
-
$8,840 USD
View
Price under review
B
Retailer 30
-
$10,172 USD
View
Price under review
Most Expensive
B
Riddles Jewelry
1966194393 · Oct 29
$10,529 USD
View
Price under review
30 more retailers have this diamond
Prices start from $1,818 USDSave up to $5,531 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+
4.20ct Round
$1,818 USD