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Round|Lab Grown|IGI

2.03ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG837684149

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837684149

Diamond specifications and retailer prices

From £322 GBP
As of November 4, 2026
Save £1,401 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,724 GBP at Do Amore Diamonds · As of November 6, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837684149 or 837684149. Listed at 11 retailers as of November 4, 2026, with prices from £322 to £1,724, a £1,401 spread on the same certified stone. Do Amore Diamonds lists it at £1,724. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.03
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837684149
Dimensions8.16 × 8.23 × 4.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.16 mm8.23 mm2.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837684149
Side View
Table 60.0%Crown 34.7°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 60.3%

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: Nov 4
Current: £1,724 GBP|Low: £322 GBP|High: £1,902 GBP|Avg: £675 GBP|-9.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 9£322 GBP
Retailer 5£323 GBP
Retailer 8£336 GBP
Retailer 3£408 GBP
Retailer 6£418 GBP
Retailer 2£702 GBP
Retailer 11£730 GBP
Retailer 7£740 GBP
Retailer 10£1,006 GBP
Retailer 4£1,369 GBP
Do Amore Diamonds£1,724 GBP

13 data points across 11 retailers

11 retailers£322 GBP to £1,724 GBP

B+
Cheapest Retailer
-
£322 GBP
A
Retailer 2
-
£323 GBP
View
A
Retailer 3
-
£336 GBP
View
Retailer 4
-
£418 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£702 GBP
View
B+
Retailer 6
-
£730 GBP
View
B+
Retailer 7
-
£740 GBP
View
B
Retailer 8
-
£1,006 GBP
View
B
Retailer 9
-
£1,300 GBP
View
B
Retailer 10
-
£1,369 GBP
View
Most Expensive
B
Do Amore Diamonds
27-BB0FCA508 · Nov 6
£1,724 GBP
$2,320 USD
View
10 more retailers have this diamond
Prices start from £322 GBPSave up to £1,401 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
£322 GBP