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Round|Lab Grown|IGI

2.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG788606306

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788606306

Diamond specifications and retailer prices

From £1,181 GBP
$1,582 USD
As of October 28, 2026
Save £4,462 GBP (79%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £7,254 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG788606306 or 788606306. Listed at 23 retailers as of October 28, 2026, with a 378% 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

2.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788606306
Dimensions8.05 × 8.11 × 5.00 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
8.05 mm8.11 mm2.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788606306
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: £1,531 GBP|Low: £1,013 GBP|High: £5,642 GBP|Avg: £2,601 GBP|-1.0%
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
October 30, 2026
Retailer 13£1,055 GBP
Retailer 2£1,223 GBP
Retailer 12£1,351 GBP
Retailer 6£1,413 GBP
Retailer 1£1,531 GBP
Retailer 10£1,721 GBP
Retailer 7£1,905 GBP
Retailer 11£2,351 GBP
Retailer 3£3,297 GBP
Retailer 8£3,484 GBP
Retailer 5£3,570 GBP
Retailer 4£3,712 GBP
Retailer 9£3,878 GBP
Retailer 14£5,642 GBP

38 data points across 14 retailers

23 retailers£1,181 GBP to £5,642 GBP

Retailer 1
-
£1,055 GBP
$1,413 USD
Price last confirmed 20 days ago
Retailer 2
-
£1,148 GBP
$1,538 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
£1,181 GBP
$1,582 USD
View
Final sale: no returns
Retailer 4
-
£1,223 GBP
$1,639 USD
View
Price last confirmed 18 days ago
Retailer 5
-
£1,223 GBP
$1,639 USD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
£1,351 GBP
$1,810 USD
View
B+
Retailer 7
-
£1,413 GBP
$1,893 USD
View
B+
Retailer 8
-
£1,531 GBP
View
B+
Retailer 9
-
£1,721 GBP
$2,306 USD
View
B+
Retailer 10
-
£1,905 GBP
View
B+
Retailer 11
-
£2,220 GBP
$2,975 USD
View
Retailer 12
-
£2,351 GBP
$3,150 USD
View
Price last confirmed 12 days ago
Retailer 13
-
£2,532 GBP
$3,392 USD
View
Price last confirmed 23 days ago
B
Retailer 14
-
£3,297 GBP
$4,418 USD
View
B
Retailer 15
-
£3,333 GBP
$4,466 USD
View
B
Retailer 16
-
£3,484 GBP
ZAR 75,423 ZAR
View
B
Retailer 17
-
£3,570 GBP
$4,783 USD
View
B
Retailer 18
-
£3,712 GBP
$4,974 USD
View
B
Retailer 19
-
£3,739 GBP
$5,010 USD
View
B
Retailer 20
-
£3,878 GBP
View
B
Retailer 21
-
£4,766 GBP
$6,386 USD
View
B
Retailer 22
-
£5,642 GBP
$7,560 USD
View
Most Expensive
Do Amore Diamonds
27-58B632DDB · Oct 29
£7,254 GBP
$9,720 USD
View
Price under review
22 more retailers have this diamond
Prices start from £1,181 GBPSave up to £4,462 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
£1,181 GBP