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Round|Lab Grown|IGI

26.52ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG784665979

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784665979

Diamond specifications and retailer prices

From £20,172 GBP
As of October 30, 2026
Save £25,655 GBP (56%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £58,123 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 26.52ct lab-grown round diamond

This 26.52ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784665979 or 784665979. Listed at 17 retailers as of October 30, 2026, with a 127% 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

26.52
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784665979
Dimensions19.12 × 19.20 × 11.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.12 mm19.20 mm26.52 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784665979
Side View
Table 60.0%Crown 32.6°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 60.2%

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: £45,828 GBP|Low: £20,105 GBP|High: £75,452 GBP|Avg: £31,234 GBP|+3.0%
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
October 31, 2026
Retailer 11£20,172 GBP
Retailer 14£21,121 GBP
Retailer 6£22,653 GBP
Retailer 12£23,314 GBP
Retailer 10£23,500 GBP
Retailer 16£24,826 GBP
Retailer 5£25,960 GBP
Retailer 4£26,111 GBP
Retailer 7£27,044 GBP
Retailer 13£27,044 GBP
Retailer 9£27,616 GBP
Retailer 8£38,061 GBP
Retailer 2£44,213 GBP
Retailer 1£45,828 GBP
Retailer 15£50,527 GBP
Retailer 3£75,452 GBP

35 data points across 16 retailers

17 retailers£20,172 GBP to £45,828 GBP

B+
Cheapest Retailer
-
£20,172 GBP
B
Retailer 2
-
£21,121 GBP
$28,300 USD
View
B
Retailer 3
-
£22,653 GBP
$30,352 USD
View
B
Retailer 4
-
£23,314 GBP
$31,238 USD
View
B
Retailer 5
-
£23,500 GBP
$31,488 USD
View
B
Retailer 6
-
£24,826 GBP
$33,264 USD
View
Retailer 7
-
£25,960 GBP
$34,783 USD
View
Price last confirmed 9 days ago
B
Retailer 8
-
£26,111 GBP
$34,986 USD
View
Final sale: no returns
B
Retailer 9
-
£27,044 GBP
$36,236 USD
View
Retailer 10
-
£27,044 GBP
$36,236 USD
View
Price last confirmed 18 days ago
B
Retailer 11
-
£27,616 GBP
View
B
Retailer 12
-
£38,061 GBP
$50,997 USD
View
B
Retailer 13
-
£44,213 GBP
$59,240 USD
View
B
Retailer 14
-
£45,828 GBP
€58,480 EUR
View
Retailer 15
-
£50,527 GBP
A$104,154 AUD
View
Price under review
Most Expensive
Taylor and Hart
FHXXXN4 · Oct 30
£58,123 GBP
$77,878 USD
View
Price under review
15 more retailers have this diamond
Prices start from £20,172 GBPSave up to £25,655 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+
26.52ct Round
£20,172 GBP