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Marquise|Lab Grown|IGI

3.08ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG762506245

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762506245

Diamond specifications and retailer prices

From £326 GBP
As of November 4, 2026
Save £1,804 GBP (85%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,597 GBP at Helzberg Diamonds · As of October 6, 2026
View at Helzberg Diamonds

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 LG762506245 or 762506245. Listed at 6 retailers as of November 4, 2026, with a 554% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762506245
Dimensions15.45 × 7.49 × 4.71 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Top View
15.45 mm7.49 mm3.08 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762506245
Side View
Table 62.0%Crown 35.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.9%

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: £2,597 GBP|Low: £326 GBP|High: £2,597 GBP|Avg: £1,074 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 7£326 GBP
Retailer 10£460 GBP
Retailer 4£549 GBP
Retailer 13£563 GBP
Retailer 11£594 GBP
Retailer 12£704 GBP
Retailer 3£778 GBP
Retailer 6£896 GBP
Retailer 14£1,111 GBP
Retailer 2£1,193 GBP
Retailer 8£1,622 GBP
Retailer 9£2,130 GBP
Retailer 5£2,207 GBP
Helzberg Diamonds£2,597 GBP

18 data points across 14 retailers

6 retailers£326 GBP to £2,130 GBP

A
Cheapest Retailer
-
£326 GBP
Final sale: no returns
B+
Retailer 2
-
£460 GBP
View
B+
Retailer 3
-
£1,193 GBP
View
Retailer 4
-
£1,622 GBP
View
Price last confirmed 8 days ago
B
Retailer 5
-
£2,130 GBP
View
Most Expensive
Helzberg Diamonds
ZXZNMILGMIKL · Oct 6
£2,597 GBP
$3,506 USD
View
Price last confirmed 29 days ago
5 more retailers have this diamond
Prices start from £326 GBPSave up to £1,804 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
£326 GBP