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Round|Lab Grown|IGI

2.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG783647734

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783647734

Diamond specifications and retailer prices

From £549 GBP
$736 USD
As of October 29, 2026
Save £4,623 GBP (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £5,172 GBP at Brilliant Earth · As of October 29, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783647734 or 783647734. Listed at 26 retailers as of October 29, 2026, with prices from £549 to £5,172, a £4,623 spread on the same certified stone. Brilliant Earth lists it at £5,172. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783647734
Dimensions8.05 × 8.08 × 5.02 mm
L/W Ratio1.00
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
8.05 mm8.08 mm2.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783647734
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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: Oct 29
Current: £5,172 GBP|Low: £549 GBP|High: £5,172 GBP|Avg: £1,566 GBP|+0.1%
Brilliant Earth
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
October 30, 2026
Retailer 4£549 GBP
Retailer 6£637 GBP
Retailer 2£722 GBP
Retailer 14£769 GBP
Retailer 7£909 GBP
Retailer 13£964 GBP
Retailer 8£1,019 GBP
Retailer 11£1,074 GBP
Retailer 15£1,511 GBP
Retailer 3£1,569 GBP
Retailer 10£1,643 GBP
Retailer 12£2,058 GBP
Retailer 5£2,193 GBP
Retailer 9£2,515 GBP
Brilliant Earth£5,172 GBP

31 data points across 15 retailers

26 retailers£549 GBP to £5,172 GBP

A
Cheapest Retailer
-
£549 GBP
$736 USD
A
Retailer 2
-
£598 GBP
$801 USD
View
A
Retailer 3
-
£614 GBP
$823 USD
View
Final sale: no returns
A
Retailer 4
-
£637 GBP
$853 USD
View
Retailer 5
-
£637 GBP
$854 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£722 GBP
View
A
Retailer 7
-
£769 GBP
$1,030 USD
View
A
Retailer 8
-
£831 GBP
$1,113 USD
View
A
Retailer 9
-
£909 GBP
$1,218 USD
View
A
Retailer 10
-
£964 GBP
A$1,988 AUD
View
A
Retailer 11
-
£1,019 GBP
View
A
Retailer 12
-
£1,032 GBP
$1,383 USD
View
A
Retailer 13
-
£1,074 GBP
€1,371 EUR
View
Retailer 14
-
£1,511 GBP
A$3,115 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
£1,569 GBP
$2,102 USD
View
B+
Retailer 16
-
£1,643 GBP
ZAR 35,572 ZAR
View
B+
Retailer 17
-
£1,791 GBP
$2,400 USD
View
B+
Retailer 18
-
£2,058 GBP
$2,758 USD
View
B+
Retailer 19
-
£2,153 GBP
$2,885 USD
View
B+
Retailer 20
-
£2,167 GBP
$2,903 USD
View
Retailer 21
-
£2,193 GBP
A$4,521 AUD
View
Price last confirmed 22 days ago
B+
Retailer 22
-
£2,196 GBP
$2,942 USD
View
Retailer 23
-
£2,407 GBP
$3,226 USD
View
Price last confirmed 102 days ago
B+
Retailer 24
-
£2,515 GBP
View
B
Retailer 25
-
£3,099 GBP
View
Most Expensive
B
Brilliant Earth
20448049A · Oct 29
£5,172 GBP
$6,930 USD
View
25 more retailers have this diamond
Prices start from £549 GBPSave up to £4,623 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
£549 GBP