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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 HK$13,126 HKD
$1,673 USD
As of October 31, 2026
Save HK$37,880 HKD (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$62,189 HKD 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
Colour
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 31
Current: HK$51,006 HKD|Low: HK$11,117 HKD|High: HK$95,482 HKD|Avg: HK$31,162 HKD|+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 5HK$12,196 HKD
Retailer 3HK$13,126 HKD
Retailer 9HK$13,871 HKD
Retailer 11HK$15,542 HKD
Retailer 4HK$16,179 HKD
Retailer 8HK$17,417 HKD
Retailer 12HK$18,516 HKD
Retailer 10HK$25,255 HKD
Retailer 6HK$25,538 HKD
Retailer 7HK$27,068 HKD
Retailer 13HK$33,718 HKD
Retailer 1HK$51,006 HKD
Taylor and HartHK$62,189 HKD
Retailer 2HK$95,482 HKD

17 data points across 14 retailers

16 retailersHK$13,126 HKD to HK$51,006 HKD

B+
Cheapest Retailer
-
HK$13,126 HKD
$1,673 USD
B+
Retailer 2
-
HK$13,871 HKD
$1,768 USD
View
B+
Retailer 3
-
HK$15,095 HKD
$1,924 USD
View
B+
Retailer 4
-
HK$15,542 HKD
$1,981 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$16,092 HKD
$2,051 USD
View
Retailer 6
-
HK$16,092 HKD
$2,051 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
HK$17,417 HKD
$2,220 USD
View
B+
Retailer 8
-
HK$18,516 HKD
$2,360 USD
View
B
Retailer 9
-
HK$24,416 HKD
$3,112 USD
View
B
Retailer 10
-
HK$25,255 HKD
$3,219 USD
View
Retailer 11
-
HK$25,538 HKD
$3,255 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
HK$27,068 HKD
$3,450 USD
View
B
Retailer 13
-
HK$33,718 HKD
£3,384 GBP
View
B
Retailer 14
-
HK$51,006 HKD
£5,119 GBP
View
Most Expensive
Taylor and Hart
8YUS02F · Oct 30
HK$62,189 HKD
$7,927 USD
View
Price under review
14 more retailers have this diamond
Prices start from HK$13,126 HKDSave up to HK$37,880 HKD

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
HK$13,126 HKD