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Marquise|Lab Grown|IGI

2.03ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG818623693

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818623693

Diamond specifications and retailer prices

From £343 GBP
As of November 4, 2026
Save £2,716 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,059 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 LG818623693 or 818623693. Listed at 21 retailers as of November 4, 2026, with prices from £343 to £3,059, a £2,716 spread on the same certified stone. Do Amore Diamonds lists it at £3,059. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818623693
Dimensions13.56 × 6.48 × 4.07 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.56 mm6.48 mm2.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818623693
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.8%

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: £3,059 GBP|Low: £343 GBP|High: £3,059 GBP|Avg: £1,074 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
November 5, 2026
Retailer 7£343 GBP
Retailer 3£380 GBP
Retailer 17£421 GBP
Retailer 5£489 GBP
Retailer 8£504 GBP
Retailer 6£639 GBP
Retailer 2£687 GBP
Retailer 12£934 GBP
Retailer 18£1,011 GBP
Retailer 14£1,012 GBP
Retailer 15£1,038 GBP
Retailer 16£1,067 GBP
Retailer 9£1,382 GBP
Retailer 4£1,423 GBP
Retailer 10£1,459 GBP
Retailer 11£1,537 GBP
Retailer 13£2,230 GBP
Do Amore Diamonds£3,059 GBP

26 data points across 18 retailers

21 retailers£343 GBP to £3,059 GBP

A
Cheapest Retailer
-
£343 GBP
Final sale: no returns
A
Retailer 2
-
£344 GBP
View
A
Retailer 3
-
£380 GBP
View
Retailer 4
-
£380 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£421 GBP
View
A
Retailer 6
-
£489 GBP
View
A
Retailer 7
-
£504 GBP
View
B+
Retailer 8
-
£639 GBP
View
B+
Retailer 9
-
£687 GBP
View
B+
Retailer 10
-
£934 GBP
View
B
Retailer 11
-
£1,011 GBP
View
B+
Retailer 12
-
£1,012 GBP
View
B
Retailer 13
-
£1,038 GBP
View
B
Retailer 14
-
£1,067 GBP
View
B
Retailer 15
-
£1,382 GBP
View
B
Retailer 16
-
£1,423 GBP
View
B
Retailer 17
-
£1,459 GBP
View
B
Retailer 18
-
£1,537 GBP
View
B
Retailer 19
-
£2,230 GBP
View
B
Retailer 20
-
£2,726 GBP
View
Most Expensive
B
Do Amore Diamonds
23-818623693 · Nov 4
£3,059 GBP
$4,130 USD
View
20 more retailers have this diamond
Prices start from £343 GBPSave up to £2,716 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
£343 GBP