Marquise|Lab Grown|IGI

3.05ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG841654911

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841654911

Diamond specifications and retailer prices

From £317 GBP
As of November 3, 2026
Save £1,753 GBP (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,070 GBP at Frank Darling · As of November 4, 2026
View at Frank Darling

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841654911 or 841654911. Listed at 7 retailers as of November 3, 2026, with prices from £317 to £2,070, a £1,753 spread on the same certified stone. Frank Darling lists it at £2,070. 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
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841654911
Dimensions14.39 × 7.60 × 4.92 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.39 mm7.60 mm3.05 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841654911
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.7%

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 3
Current: £2,070 GBP|Low: £304 GBP|High: £2,070 GBP|Avg: £948 GBP
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 4, 2026
Retailer 3£317 GBP
Retailer 2£452 GBP
Retailer 5£635 GBP
Retailer 4£1,161 GBP
Retailer 6£1,514 GBP
Frank Darling£2,070 GBP

16 data points across 6 retailers

7 retailers£317 GBP to £2,070 GBP

A
Cheapest Retailer
-
£317 GBP
Final sale: no returns
B+
Retailer 2
-
£452 GBP
View
Retailer 3
-
£635 GBP
View
Price last confirmed 15 days ago
B+
Retailer 4
-
£1,161 GBP
View
Retailer 5
-
£1,514 GBP
View
Price last confirmed 17 days ago
Retailer 6
-
£1,976 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
Frank Darling
100756716068KD · Nov 4
£2,070 GBP
$2,776 USD
View
6 more retailers have this diamond
Prices start from £317 GBPSave up to £1,753 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
£317 GBP