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Marquise|Lab Grown|IGI

3.08ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG750509744

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG750509744

Diamond specifications and retailer prices

From £322 GBP
As of November 4, 2026
Save £1,809 GBP (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,131 GBP at Frank Darling · As of November 4, 2026
View at Frank Darling

About this 3.08ct lab-grown marquise diamond

This 3.08ct 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 LG750509744 or 750509744. Listed at 7 retailers as of November 4, 2026, with prices from £322 to £2,131, a £1,809 spread on the same certified stone. Frank Darling lists it at £2,131. 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

3.08
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750509744
Dimensions15.80 × 7.51 × 4.60 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Top View
15.80 mm7.51 mm3.08 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750509744
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.3%

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 4
Current: £2,131 GBP|Low: £322 GBP|High: £3,844 GBP|Avg: £1,295 GBP|-0.0%
Frank Darling
Retailer 2
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October 31, 2026
Retailer 8£322 GBP
Retailer 9£457 GBP
Retailer 4£467 GBP
Retailer 14£581 GBP
Retailer 11£605 GBP
Retailer 15£695 GBP
Retailer 3£891 GBP
Retailer 6£1,076 GBP
Retailer 2£1,179 GBP
Retailer 13£1,286 GBP
Retailer 5£1,424 GBP
Retailer 10£1,622 GBP
Frank Darling£2,131 GBP
Retailer 12£2,370 GBP
Retailer 7£3,844 GBP

9 data points across 15 retailers

7 retailers£322 GBP to £2,131 GBP

A
Cheapest Retailer
-
£322 GBP
Final sale: no returns
B+
Retailer 2
-
£457 GBP
View
B+
Retailer 3
-
£1,076 GBP
View
B+
Retailer 4
-
£1,179 GBP
View
B+
Retailer 5
-
£1,424 GBP
View
Retailer 6
-
£1,622 GBP
View
Price last confirmed 18 days ago
Most Expensive
B
Frank Darling
100760141112KD · Nov 4
£2,131 GBP
$2,877 USD
View
6 more retailers have this diamond
Prices start from £322 GBPSave up to £1,809 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
3.08ct Marquise
£322 GBP