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Marquise|Lab Grown|IGI

3.05ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG833685447

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833685447

Diamond specifications and retailer prices

From £478 GBP
$640 USD
As of October 30, 2026
Save £1,870 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,348 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG833685447 or 833685447. Listed at 19 retailers as of October 29, 2026, with prices from £478 to £2,348, a £1,870 spread on the same certified stone. MOH London lists it at £2,348. 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
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833685447
Dimensions15.80 × 7.58 × 4.51 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.80 mm7.58 mm3.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833685447
Side View
Table 60.0%Crown 32.1°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 59.5%

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: Oct 30
Current: £2,348 GBP|Low: £478 GBP|High: £2,482 GBP|Avg: £1,183 GBP|-5.3%
MOH London
Retailer 2
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Retailer 19
October 31, 2026
Retailer 9£478 GBP
Retailer 17£520 GBP
Retailer 10£535 GBP
Retailer 8£555 GBP
Retailer 18£555 GBP
Retailer 14£687 GBP
Retailer 13£744 GBP
Retailer 3£839 GBP
Retailer 2£885 GBP
Retailer 4£905 GBP
Retailer 7£1,093 GBP
Retailer 12£1,252 GBP
Retailer 16£1,416 GBP
Retailer 11£1,558 GBP
Retailer 19£1,729 GBP
Retailer 6£1,890 GBP
Retailer 5£1,913 GBP
Retailer 15£2,250 GBP
MOH London£2,348 GBP

34 data points across 19 retailers

19 retailers£478 GBP to £2,348 GBP

A
Cheapest Retailer
-
£478 GBP
$640 USD
A
Retailer 2
-
£520 GBP
$697 USD
View
A
Retailer 3
-
£535 GBP
$717 USD
View
Final sale: no returns
Retailer 4
-
£555 GBP
$743 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£555 GBP
$743 USD
View
A
Retailer 6
-
£687 GBP
$920 USD
View
A
Retailer 7
-
£744 GBP
View
A
Retailer 8
-
£839 GBP
$1,124 USD
View
A
Retailer 9
-
£885 GBP
View
A
Retailer 10
-
£905 GBP
$1,213 USD
View
B+
Retailer 11
-
£1,093 GBP
$1,465 USD
View
B+
Retailer 12
-
£1,252 GBP
A$2,581 AUD
View
B+
Retailer 13
-
£1,416 GBP
$1,897 USD
View
B+
Retailer 14
-
£1,558 GBP
$2,088 USD
View
B
Retailer 15
-
£1,729 GBP
View
B
Retailer 16
-
£1,890 GBP
$2,533 USD
View
B
Retailer 17
-
£1,913 GBP
$2,563 USD
View
B
Retailer 18
-
£2,250 GBP
$3,015 USD
View
Most Expensive
B
MOH London
LG833685447 · Oct 29
£2,348 GBP
View
18 more retailers have this diamond
Prices start from £478 GBPSave up to £1,870 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
£478 GBP