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Marquise|Lab Grown|IGI

3.05ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG847678605

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847678605

Diamond specifications and retailer prices

From £416 GBP
As of November 4, 2026
Save £2,690 GBP (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,106 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847678605 or 847678605. Listed at 22 retailers as of October 31, 2026, with prices from £416 to £3,106, a £2,690 spread on the same certified stone. Brilliant Earth lists it at £3,106. 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

3.05
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847678605
Dimensions15.57 × 7.24 × 4.58 mm
L/W Ratio2.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.57 mm7.24 mm3.05 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847678605
Side View
Table 59.0%Crown 38.7°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 63.3%

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: £556 GBP|Low: £416 GBP|High: £2,305 GBP|Avg: £1,075 GBP|-3.5%
Retailer 1
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Retailer 21
November 5, 2026
Retailer 16£416 GBP
Retailer 5£465 GBP
Retailer 14£479 GBP
Retailer 6£516 GBP
Retailer 1£556 GBP
Retailer 21£613 GBP
Retailer 18£691 GBP
Retailer 13£771 GBP
Retailer 10£779 GBP
Retailer 15£796 GBP
Retailer 12£1,091 GBP
Retailer 9£1,124 GBP
Retailer 2£1,299 GBP
Retailer 3£1,331 GBP
Retailer 17£1,357 GBP
Retailer 19£1,580 GBP
Retailer 7£1,629 GBP
Retailer 4£1,672 GBP
Retailer 20£1,701 GBP
Retailer 11£2,188 GBP
Retailer 8£2,248 GBP

14 data points across 21 retailers

22 retailers£416 GBP to £3,106 GBP

A
Cheapest Retailer
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£416 GBP
A
Retailer 2
-
£465 GBP
View
Final sale: no returns
Retailer 3
-
£479 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
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£516 GBP
View
A
Retailer 5
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£556 GBP
View
A
Retailer 6
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£613 GBP
View
A
Retailer 7
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£691 GBP
View
Retailer 8
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£771 GBP
View
Price last confirmed 12 days ago
A
Retailer 9
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£779 GBP
View
A
Retailer 10
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£796 GBP
View
B+
Retailer 11
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£1,091 GBP
View
B+
Retailer 12
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£1,124 GBP
View
B+
Retailer 13
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£1,299 GBP
View
B+
Retailer 14
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£1,331 GBP
View
B+
Retailer 15
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£1,357 GBP
View
B+
Retailer 16
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£1,580 GBP
View
B+
Retailer 17
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£1,629 GBP
View
B+
Retailer 18
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£1,672 GBP
View
B+
Retailer 19
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£1,701 GBP
View
B
Retailer 20
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£2,188 GBP
View
B
Retailer 21
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£2,248 GBP
View
Most Expensive
B
Brilliant Earth
22412313A · Oct 31
£3,106 GBP
$4,180 USD
View
21 more retailers have this diamond
Prices start from £416 GBPSave up to £2,690 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
£416 GBP