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Round|Lab Grown|IGI

2.03ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG781613579

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781613579

Diamond specifications and retailer prices

From £530 GBP
$710 USD
As of November 1, 2026
Save £3,627 GBP (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £4,157 GBP at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 2.03ct lab-grown round diamond

This 2.03ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781613579 or 781613579. Listed at 7 retailers as of November 1, 2026, with prices from £530 to £4,157, a £3,627 spread on the same certified stone. Brilliant Earth lists it at £4,157. 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
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781613579
Dimensions8.16 × 8.21 × 4.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.16 mm8.21 mm2.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781613579
Side View
Table 57.0%Crown 33.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.8%

Caratlytics Score

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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: Nov 1
Current: £4,157 GBP|Low: £530 GBP|High: £4,284 GBP|Avg: £1,281 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4£530 GBP
Retailer 6£564 GBP
Retailer 5£645 GBP
Retailer 2£649 GBP
Retailer 7£854 GBP
Retailer 8£1,293 GBP
Retailer 3£1,449 GBP
Brilliant Earth£4,157 GBP

38 data points across 8 retailers

7 retailers£530 GBP to £4,157 GBP

A
Cheapest Retailer
-
£530 GBP
$710 USD
A
Retailer 2
-
£645 GBP
$864 USD
View
A
Retailer 3
-
£649 GBP
View
A
Retailer 4
-
£854 GBP
$1,144 USD
View
B+
Retailer 5
-
£1,293 GBP
$1,732 USD
View
B+
Retailer 6
-
£1,449 GBP
View
Most Expensive
B
Brilliant Earth
18738639A · Nov 1
£4,157 GBP
$5,570 USD
View
6 more retailers have this diamond
Prices start from £530 GBPSave up to £3,627 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 Round
£530 GBP