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Marquise|Lab Grown|IGI

3.10ct H VVS2 Marquise Lab Grown Diamond

EX • H/VVS2 • IGI LG735539794

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG735539794

Diamond specifications and retailer prices

From £287 GBP
$384 USD
As of November 1, 2026
Save £2,307 GBP (89%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,593 GBP at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG735539794 or 735539794. Listed at 6 retailers as of October 31, 2026, with prices from £287 to £2,593, a £2,307 spread on the same certified stone. Helzberg Diamonds lists it at £2,593. 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

3.10
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735539794
Dimensions15.26 × 7.56 × 4.71 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Top View
15.26 mm7.56 mm3.10 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735539794
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.3%

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 1
Current: £2,593 GBP|Low: £287 GBP|High: £2,593 GBP|Avg: £1,000 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
November 1, 2026
Retailer 5£287 GBP
Retailer 3£508 GBP
Retailer 8£546 GBP
Retailer 10£549 GBP
Retailer 2£592 GBP
Retailer 9£688 GBP
Retailer 11£784 GBP
Retailer 4£886 GBP
Retailer 12£1,088 GBP
Retailer 7£2,000 GBP
Retailer 6£2,004 GBP
Helzberg Diamonds£2,593 GBP

40 data points across 12 retailers

6 retailers£287 GBP to £2,593 GBP

A
Cheapest Retailer
-
£287 GBP
$384 USD
Final sale: no returns
A
Retailer 2
-
£592 GBP
View
Retailer 3
-
£606 GBP
View
Price last confirmed 11 days ago
B
Retailer 4
-
£2,000 GBP
$2,680 USD
View
B
Retailer 5
-
£2,004 GBP
$2,685 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNJLLJPNPK · Oct 31
£2,593 GBP
$3,475 USD
View
5 more retailers have this diamond
Prices start from £287 GBPSave up to £2,307 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
3.10ct Marquise
£287 GBP