Radiant|Lab Grown|IGI

2.59ct E FL Radiant Lab Grown Diamond

E/FL

Diamond specifications and retailer prices

From £750 GBP
$1,005 USD
As of October 30, 2026
Save £3,257 GBP (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £4,007 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 2.59ct lab-grown radiant diamond

This 2.59ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless) and certified by IGI. Listed at 9 retailers as of October 29, 2026, with prices from £750 to £4,007, a £3,257 spread on the same certified stone. Helzberg Diamonds lists it at £4,007. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.59
Carat
E
Colour
FL
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.34 × 6.90 × 4.67 mm
L/W Ratio1.35
Top View
9.34 mm6.90 mm2.59 ctE / FL
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 63.0%CrownGirdle: Slightly ThickPavilionCuletDepth 67.7%

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: £4,007 GBP|Low: £692 GBP|High: £6,974 GBP|Avg: £2,106 GBP|-42.5%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 24, 2026
Retailer 5£750 GBP
Retailer 6£802 GBP
Retailer 2£816 GBP
Retailer 4£870 GBP
Retailer 3£1,631 GBP
Helzberg Diamonds£4,007 GBP

14 data points across 6 retailers

9 retailers£750 GBP to £4,007 GBP

B+
Cheapest Retailer
-
£750 GBP
$1,005 USD
Retailer 2
-
£802 GBP
$1,075 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
£816 GBP
$1,094 USD
View
Retailer 4
-
£867 GBP
$1,162 USD
View
Price last confirmed 22 days ago
B+
Retailer 5
-
£870 GBP
$1,166 USD
View
Retailer 6
-
£1,005 GBP
$1,347 USD
View
Price last confirmed 22 days ago
B+
Retailer 7
-
£1,631 GBP
$2,186 USD
View
Retailer 8
-
£1,885 GBP
$2,526 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Helzberg Diamonds
ZXZNOIMGHPKN · Oct 29
£4,007 GBP
$5,369 USD
View
8 more retailers have this diamond
Prices start from £750 GBPSave up to £3,257 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+
2.59ct Radiant
£750 GBP