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Round|Lab Grown|GIA

5.26ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • GIA 2437120342

Certificate GIA 2437120342

Diamond specifications and retailer prices

From £1,717 GBP
$2,300 USD
As of October 30, 2026
Save £4,609 GBP (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £8,192 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.26ct lab-grown round diamond

This 5.26ct 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 2437120342. 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

5.26
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2437120342
Dimensions11.14 × 11.09 × 6.92 mm
L/W Ratio1.00
Top View
11.14 mm11.09 mm5.26 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2437120342
Side View
Table 58.0%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 30
Current: £6,326 GBP|Low: £1,470 GBP|High: £12,628 GBP|Avg: £4,081 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
Taylor and Hart
October 29, 2026
Retailer 2£1,717 GBP
Retailer 10£1,997 GBP
Retailer 8£2,055 GBP
Retailer 4£2,072 GBP
Retailer 6£2,250 GBP
Retailer 9£2,313 GBP
Retailer 3£2,698 GBP
Retailer 5£3,192 GBP
Retailer 7£3,318 GBP
Retailer 11£4,049 GBP
Retailer 1£6,326 GBP
Taylor and Hart£8,192 GBP
Retailer 12£12,628 GBP

16 data points across 13 retailers

15 retailers£1,717 GBP to £6,326 GBP

B+
Cheapest Retailer
-
£1,717 GBP
$2,300 USD
B+
Retailer 2
-
£1,835 GBP
$2,459 USD
View
B+
Retailer 3
-
£1,997 GBP
$2,676 USD
View
B+
Retailer 4
-
£2,055 GBP
$2,754 USD
View
Final sale: no returns
B+
Retailer 5
-
£2,129 GBP
$2,853 USD
View
Retailer 6
-
£2,129 GBP
$2,853 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
£2,250 GBP
$3,015 USD
View
B
Retailer 8
-
£2,313 GBP
$3,099 USD
View
B
Retailer 9
-
£3,192 GBP
$4,277 USD
View
B
Retailer 10
-
£3,230 GBP
$4,328 USD
View
B
Retailer 11
-
£3,318 GBP
$4,446 USD
View
B
Retailer 12
-
£4,049 GBP
View
B
Retailer 13
-
£6,326 GBP
View
Most Expensive
Taylor and Hart
VRY5GD7 · Oct 30
£8,192 GBP
$10,977 USD
View
Price under review
13 more retailers have this diamond
Prices start from £1,717 GBPSave up to £4,609 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+
5.26ct Round
£1,717 GBP