Princess|Lab Grown|GCAL

4.20ct I VS2 Princess Lab Grown Diamond

EX • I/VS2 • GCAL 330641670

Certificate GCAL 330641670

Diamond specifications and retailer prices

From $1,115 USD
As of October 29, 2026
Save $2,277 USD (67%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,392 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.2ct lab-grown princess diamond

This 4.2ct lab-grown princess sits in the three to five carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 330641670. Listed at 3 retailers as of October 29, 2026, with prices from $1,115 to $3,392, a $2,277 spread on the same certified stone. MOH London lists it at $3,392. 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
I
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330641670
Dimensions8.86 × 8.81 × 6.19 mm
L/W Ratio1.01
Top View
8.86 mm8.81 mm4.20 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 330641670
Side View
Table 69.0%CrownGirdlePavilionCulet: NoneDepth 70.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $3,392 USD|Low: $1,115 USD|High: $3,415 USD|Avg: $1,943 USD|+0.5%
MOH London
Retailer 2
Retailer 3
October 29, 2026
Retailer 3$1,115 USD
Retailer 2$1,324 USD
MOH London$3,392 USD

8 data points across 3 retailers

3 retailers$1,115 USD to $3,392 USD

A
Cheapest Retailer
-
$1,115 USD
B+
Retailer 2
-
$1,324 USD
View
Most Expensive
B
MOH London
LG330641670 · Oct 29
$3,392 USD
£2,671 GBP
View
2 more retailers have this diamond
Prices start from $1,115 USDSave up to $2,277 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
4.20ct Princess
$1,115 USD