Radiant|Lab Grown|IGI

2.03ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG816673078

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG816673078

Diamond specifications and retailer prices

From £366 GBP
$491 USD
As of October 25, 2026
Save £1,236 GBP (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,602 GBP at Brilliance · As of October 30, 2026
View at Brilliance

About this 2.03ct lab-grown radiant diamond

This 2.03ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816673078 or 816673078. Listed at 20 retailers as of October 25, 2026, with prices from £366 to £1,602, a £1,236 spread on the same certified stone. Brilliance lists it at £1,602. 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

2.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle27.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816673078
Dimensions8.62 × 6.06 × 4.05 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.62 mm6.06 mm2.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816673078
Side View
Table 65.0%Crown 43.7°Girdle: MediumPavilion 27.2°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: £1,602 GBP|Low: £331 GBP|High: £1,956 GBP|Avg: £980 GBP|-6.7%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4£366 GBP
Retailer 13£387 GBP
Retailer 2£406 GBP
Retailer 9£534 GBP
Retailer 3£669 GBP
Retailer 6£710 GBP
Retailer 8£951 GBP
Retailer 5£1,029 GBP
Retailer 11£1,033 GBP
Retailer 7£1,182 GBP
Retailer 12£1,399 GBP
Retailer 10£1,582 GBP
Brilliance£1,602 GBP

33 data points across 13 retailers

20 retailers£366 GBP to £1,602 GBP

Retailer 1
-
£364 GBP
$488 USD
Price last confirmed 22 days ago
A
Retailer 2
-
£366 GBP
$491 USD
View
Retailer 3
-
£373 GBP
$500 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
£387 GBP
$518 USD
View
Final sale: no returns
A
Retailer 5
-
£406 GBP
View
Retailer 6
-
£419 GBP
$561 USD
View
Price last confirmed 33 days ago
Retailer 7
-
£452 GBP
$606 USD
View
Price last confirmed 19 days ago
Retailer 8
-
£452 GBP
$606 USD
View
Price last confirmed 19 days ago
Retailer 9
-
£458 GBP
$613 USD
View
Price last confirmed 30 days ago
A
Retailer 10
-
£534 GBP
$715 USD
View
A
Retailer 11
-
£669 GBP
$897 USD
View
A
Retailer 12
-
£710 GBP
View
A
Retailer 13
-
£951 GBP
A$1,960 AUD
View
A
Retailer 14
-
£1,029 GBP
$1,379 USD
View
A
Retailer 15
-
£1,033 GBP
ZAR 22,358 ZAR
View
A
Retailer 16
-
£1,182 GBP
$1,584 USD
View
Retailer 17
-
£1,218 GBP
$1,632 USD
View
Price last confirmed 29 days ago
B+
Retailer 18
-
£1,399 GBP
$1,875 USD
View
B+
Retailer 19
-
£1,582 GBP
View
Most Expensive
B+
Brilliance
D44789875 · Oct 30
£1,602 GBP
$2,147 USD
View
19 more retailers have this diamond
Prices start from £366 GBPSave up to £1,236 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.

A
2.03ct Radiant
£366 GBP