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Marquise|Lab Grown|IGI

2.03ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG830618348

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830618348

Diamond specifications and retailer prices

From £307 GBP
As of November 4, 2026
Save £2,419 GBP (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,726 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 2.03ct lab-grown marquise diamond

This 2.03ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830618348 or 830618348. Listed at 24 retailers as of November 4, 2026, with prices from £307 to £2,726, a £2,419 spread on the same certified stone. Do Amore Diamonds lists it at £2,726. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830618348
Dimensions12.99 × 6.55 × 4.22 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.99 mm6.55 mm2.03 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830618348
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 64.4%

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: Nov 4
Current: £2,726 GBP|Low: £294 GBP|High: £3,059 GBP|Avg: £949 GBP
Do Amore Diamonds
Retailer 2
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Retailer 20
November 5, 2026
Retailer 7£307 GBP
Retailer 11£343 GBP
Retailer 4£344 GBP
Retailer 5£380 GBP
Retailer 6£380 GBP
Retailer 14£466 GBP
Retailer 19£489 GBP
Retailer 10£504 GBP
Retailer 9£639 GBP
Retailer 2£687 GBP
Retailer 13£934 GBP
Retailer 20£1,011 GBP
Retailer 16£1,012 GBP
Retailer 17£1,038 GBP
Retailer 3£1,067 GBP
Retailer 8£1,349 GBP
Retailer 12£1,382 GBP
Retailer 18£1,549 GBP
Retailer 15£2,230 GBP
Do Amore Diamonds£2,726 GBP

33 data points across 20 retailers

24 retailers£307 GBP to £2,726 GBP

A
Cheapest Retailer
-
£307 GBP
A
Retailer 2
-
£343 GBP
View
Final sale: no returns
A
Retailer 3
-
£344 GBP
View
Retailer 4
-
£380 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£380 GBP
View
A
Retailer 6
-
£421 GBP
View
A
Retailer 7
-
£466 GBP
View
A
Retailer 8
-
£489 GBP
View
A
Retailer 9
-
£504 GBP
View
B+
Retailer 10
-
£630 GBP
View
Retailer 11
-
£639 GBP
View
Price last confirmed 23 days ago
B+
Retailer 12
-
£687 GBP
View
B+
Retailer 13
-
£934 GBP
View
B
Retailer 14
-
£1,011 GBP
View
B+
Retailer 15
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£1,012 GBP
View
B+
Retailer 16
-
£1,038 GBP
View
B
Retailer 17
-
£1,067 GBP
View
B
Retailer 18
-
£1,349 GBP
View
B
Retailer 19
-
£1,382 GBP
View
B
Retailer 20
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£1,423 GBP
View
B
Retailer 21
-
£1,459 GBP
View
B
Retailer 22
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£1,549 GBP
View
B
Retailer 23
-
£2,230 GBP
View
Most Expensive
B
Do Amore Diamonds
27-6D8460462 · Nov 4
£2,726 GBP
$3,680 USD
View
23 more retailers have this diamond
Prices start from £307 GBPSave up to £2,419 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 Marquise
£307 GBP