Round|Lab Grown|GIA

4.23ct I VVS2 Round Lab Grown Diamond

EX • I/VVS2 • GIA 2438571663

Certificate GIA 2438571663

Diamond specifications and retailer prices

From $1,673 USD
As of October 30, 2026
Save $4,828 USD (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,927 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.23ct lab-grown round diamond

This 4.23ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 2438571663. Listed at 16 retailers as of October 29, 2026, with a 289% 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

4.23
Carat
I
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2438571663
Dimensions10.51 × 10.45 × 6.32 mm
L/W Ratio1.01
Top View
10.51 mm10.45 mm4.23 ctI / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2438571663
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 60.0%

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: Oct 30
Current: $6,501 USD|Low: $1,417 USD|High: $12,170 USD|Avg: $3,972 USD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
October 29, 2026
Retailer 5$1,554 USD
Retailer 3$1,673 USD
Retailer 9$1,768 USD
Retailer 11$1,981 USD
Retailer 4$2,062 USD
Retailer 8$2,220 USD
Retailer 12$2,360 USD
Retailer 10$3,219 USD
Retailer 6$3,255 USD
Retailer 7$3,450 USD
Retailer 13$4,298 USD
Retailer 1$6,501 USD
Taylor and Hart$7,927 USD
Retailer 2$12,170 USD

17 data points across 14 retailers

16 retailers$1,673 USD to $6,501 USD

B+
Cheapest Retailer
-
$1,673 USD
B+
Retailer 2
-
$1,768 USD
View
B+
Retailer 3
-
$1,924 USD
View
B+
Retailer 4
-
$1,981 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,051 USD
View
Retailer 6
-
$2,051 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$2,220 USD
View
B+
Retailer 8
-
$2,360 USD
View
B
Retailer 9
-
$3,112 USD
View
B
Retailer 10
-
$3,219 USD
View
Retailer 11
-
$3,255 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$3,450 USD
View
B
Retailer 13
-
$4,298 USD
£3,384 GBP
View
B
Retailer 14
-
$6,501 USD
£5,119 GBP
View
Most Expensive
Taylor and Hart
8YUS02F · Oct 30
$7,927 USD
View
Price under review
14 more retailers have this diamond
Prices start from $1,673 USDSave up to $4,828 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+
4.23ct Round
$1,673 USD