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Marquise|Lab Grown|IGI

3.05ct F VS1 Marquise Lab Grown Diamond

VG • F/VS1 • IGI LG831686267

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831686267

Diamond specifications and retailer prices

From £368 GBP
As of November 4, 2026
Save £3,711 GBP (91%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £4,079 GBP at Yadav Diamonds · As of November 4, 2026
View at Yadav Diamonds

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831686267 or 831686267. Listed at 22 retailers as of November 4, 2026, with prices from £368 to £4,079, a £3,711 spread on the same certified stone. Yadav Diamonds lists it at £4,079. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.05
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831686267
Dimensions15.14 × 7.62 × 4.69 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.14 mm7.62 mm3.05 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831686267
Side View
Table 55.0%Crown 31.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.5%

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: Nov 4
Current: £1,067 GBP|Low: £364 GBP|High: £3,284 GBP|Avg: £1,080 GBP|+0.7%
Retailer 1
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November 5, 2026
Retailer 20£368 GBP
Retailer 5£412 GBP
Retailer 13£451 GBP
Retailer 14£456 GBP
Retailer 16£561 GBP
Retailer 17£573 GBP
Retailer 3£602 GBP
Retailer 6£702 GBP
Retailer 11£733 GBP
Retailer 15£777 GBP
Retailer 1£1,067 GBP
Retailer 10£1,100 GBP
Retailer 4£1,143 GBP
Retailer 2£1,325 GBP
Retailer 19£1,472 GBP
Retailer 8£1,697 GBP
Retailer 18£1,721 GBP
Retailer 9£2,091 GBP
Retailer 7£2,593 GBP
Retailer 12£3,269 GBP

26 data points across 20 retailers

22 retailers£368 GBP to £4,079 GBP

A
Cheapest Retailer
-
£368 GBP
A
Retailer 2
-
£412 GBP
View
Retailer 3
-
£451 GBP
View
Price last confirmed 20 days ago
A
Retailer 4
-
£456 GBP
View
A
Retailer 5
-
£561 GBP
View
A
Retailer 6
-
£573 GBP
View
B+
Retailer 7
-
£602 GBP
View
A
Retailer 8
-
£702 GBP
View
A
Retailer 9
-
£733 GBP
View
A
Retailer 10
-
£777 GBP
View
B+
Retailer 11
-
£1,067 GBP
View
B+
Retailer 12
-
£1,100 GBP
View
B+
Retailer 13
-
£1,143 GBP
View
B+
Retailer 14
-
£1,325 GBP
View
B+
Retailer 15
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£1,472 GBP
View
B
Retailer 16
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£1,697 GBP
View
B
Retailer 17
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£1,721 GBP
View
Retailer 18
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£1,898 GBP
View
Price last confirmed 29 days ago
B
Retailer 19
-
£2,091 GBP
View
B
Retailer 20
-
£2,593 GBP
View
B
Retailer 21
-
£3,269 GBP
View
Most Expensive
B
Yadav Diamonds
13281130 · Nov 4
£4,079 GBP
$5,490 USD
View
21 more retailers have this diamond
Prices start from £368 GBPSave up to £3,711 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
3.05ct Marquise
£368 GBP