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Round|Lab Grown|GIA

5.23ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • GIA 5221275374

Certificate GIA 5221275374

Diamond specifications and retailer prices

From £1,707 GBP
$2,287 USD
As of October 31, 2026
Save £4,583 GBP (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £8,147 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.23ct lab-grown round diamond

This 5.23ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5221275374. Listed at 15 retailers as of October 29, 2026, with a 269% 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

5.23
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 5221275374
Dimensions11.15 × 11.12 × 6.87 mm
L/W Ratio1.00
Top View
11.15 mm11.12 mm5.23 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5221275374
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.0%

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: £6,290 GBP|Low: £1,462 GBP|High: £12,553 GBP|Avg: £3,682 GBP|+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
Retailer 14
Retailer 15
Retailer 16
Taylor and Hart
October 29, 2026
Retailer 6£1,707 GBP
Retailer 11£1,825 GBP
Retailer 16£1,985 GBP
Retailer 14£2,044 GBP
Retailer 8£2,061 GBP
Retailer 12£2,117 GBP
Retailer 10£2,239 GBP
Retailer 15£2,301 GBP
Retailer 4£2,637 GBP
Retailer 7£2,667 GBP
Retailer 9£3,174 GBP
Retailer 2£3,212 GBP
Retailer 13£3,300 GBP
Retailer 3£4,026 GBP
Retailer 1£6,290 GBP
Taylor and Hart£8,147 GBP
Retailer 5£12,553 GBP

19 data points across 17 retailers

15 retailers£1,707 GBP to £6,290 GBP

B+
Cheapest Retailer
-
£1,707 GBP
$2,287 USD
B+
Retailer 2
-
£1,825 GBP
$2,445 USD
View
B+
Retailer 3
-
£1,985 GBP
$2,660 USD
View
B+
Retailer 4
-
£2,044 GBP
$2,739 USD
View
Final sale: no returns
B+
Retailer 5
-
£2,117 GBP
$2,837 USD
View
Retailer 6
-
£2,117 GBP
$2,837 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£2,239 GBP
$3,000 USD
View
B
Retailer 8
-
£2,301 GBP
$3,083 USD
View
B
Retailer 9
-
£3,174 GBP
$4,253 USD
View
B
Retailer 10
-
£3,212 GBP
$4,304 USD
View
B
Retailer 11
-
£3,300 GBP
$4,422 USD
View
B
Retailer 12
-
£4,026 GBP
View
B
Retailer 13
-
£6,290 GBP
View
Most Expensive
Taylor and Hart
TA42TFJ · Oct 30
£8,147 GBP
$10,916 USD
View
Price under review
13 more retailers have this diamond
Prices start from £1,707 GBPSave up to £4,583 GBP

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+
5.23ct Round
£1,707 GBP