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Marquise|Lab Grown|IGI

3.34ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG834607733

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG834607733

Diamond specifications and retailer prices

From £310 GBP
$416 USD
As of October 30, 2026
Save £1,422 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,732 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.34ct lab-grown marquise diamond

This 3.34ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG834607733 or 834607733. Listed at 13 retailers as of October 30, 2026, with prices from £310 to £1,732, a £1,422 spread on the same certified stone. With Clarity lists it at £1,732. 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

3.34
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834607733
Dimensions16.01 × 7.64 × 4.83 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.01 mm7.64 mm3.34 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834607733
Side View
Table 59.0%Crown 36.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.2%

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: Oct 30
Current: £811 GBP|Low: £310 GBP|High: £1,830 GBP|Avg: £1,034 GBP|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 29, 2026
Retailer 11£310 GBP
Retailer 7£348 GBP
Retailer 10£431 GBP
Retailer 6£614 GBP
Retailer 3£675 GBP
Retailer 1£811 GBP
Retailer 9£1,081 GBP
Retailer 8£1,082 GBP
Retailer 2£1,238 GBP
Retailer 12£1,343 GBP
Retailer 5£1,423 GBP
Retailer 4£1,614 GBP
With Clarity£1,732 GBP

28 data points across 13 retailers

13 retailers£310 GBP to £1,732 GBP

A
Cheapest Retailer
-
£310 GBP
$416 USD
A
Retailer 2
-
£348 GBP
$466 USD
View
Retailer 3
-
£431 GBP
View
Price last confirmed 16 days ago
Retailer 4
-
£614 GBP
€783 EUR
View
Price last confirmed 7 days ago
A
Retailer 5
-
£675 GBP
$905 USD
View
A
Retailer 6
-
£811 GBP
A$1,671 AUD
View
B+
Retailer 7
-
£1,081 GBP
$1,448 USD
View
B+
Retailer 8
-
£1,082 GBP
$1,450 USD
View
B+
Retailer 9
-
£1,238 GBP
$1,659 USD
View
B+
Retailer 10
-
£1,343 GBP
$1,799 USD
View
B+
Retailer 11
-
£1,423 GBP
View
Retailer 12
-
£1,614 GBP
SGD 2,923 SGD
View
Price last confirmed 20 days ago
Most Expensive
B+
With Clarity
834607733 · Oct 31
£1,732 GBP
$2,321 USD
View
12 more retailers have this diamond
Prices start from £310 GBPSave up to £1,422 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
3.34ct Marquise
£310 GBP