Marquise|Lab Grown|IGI

3.55ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG749573890

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG749573890

Diamond specifications and retailer prices

From £609 GBP

$817 USD

As of November 1, 2026

Save £2,712 GBP (82%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £3,321 GBP at Do Amore Diamonds · As of October 27, 2026

View at Do Amore Diamonds

About this 3.55ct lab-grown marquise diamond

This 3.55ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG749573890 or 749573890. Listed at 16 retailers as of October 27, 2026, with prices from £609 to £3,321, a £2,712 spread on the same certified stone. Do Amore Diamonds lists it at £3,321. 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

3.55

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.2°

Pavilion angle39.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG749573890

Dimensions16.16 × 8.05 × 4.88 mm

L/W Ratio2.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG749573890

Side View

Caratlytics Score

How it works →

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: £3,321 GBP|Low: £441 GBP|High: £3,321 GBP|Avg: £1,395 GBP|+6.2%

Do Amore Diamonds

Retailer 2

Retailer 3

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Retailer 18

October 25, 2026

Retailer 16£441 GBP

Retailer 12£563 GBP

Retailer 5£609 GBP

Retailer 18£626 GBP

Retailer 10£744 GBP

Retailer 2£759 GBP

Retailer 8£829 GBP

Retailer 6£947 GBP

Retailer 7£990 GBP

Retailer 13£1,089 GBP

Retailer 15£1,197 GBP

Retailer 9£1,433 GBP

Retailer 4£1,790 GBP

Retailer 14£2,105 GBP

Retailer 11£2,226 GBP

Retailer 17£2,769 GBP

Retailer 3£3,060 GBP

Do Amore Diamonds£3,321 GBP

21 data points across 18 retailers

16 retailers£609 GBP to £3,321 GBP

Retailer 1

£359 GBP

$481 USD

Price last confirmed 31 days ago

Retailer 2

£395 GBP

$529 USD

View

Price last confirmed 34 days ago

Retailer 3

£563 GBP

$755 USD

View

Price last confirmed 6 days ago

Retailer 4

£609 GBP

$817 USD

View

Retailer 5

£626 GBP

$839 USD

View

Price last confirmed 7 days ago

Retailer 6

£759 GBP

€969 EUR

View

Price last confirmed 8 days ago

Retailer 7

£1,060 GBP

$1,420 USD

View

Price last confirmed 30 days ago

Retailer 8

£1,089 GBP

A$2,245 AUD

View

Price last confirmed 13 days ago

B+

Retailer 9

£1,197 GBP

$1,604 USD

View

Retailer 10

£1,268 GBP

$1,699 USD

View

Price last confirmed 32 days ago

B+

Retailer 11

£1,790 GBP

$2,399 USD

View

Retailer 12

£2,105 GBP

$2,820 USD

View

Price last confirmed 14 days ago

Retailer 13

£2,226 GBP

View

Retailer 14

£2,769 GBP

$3,710 USD

View

Retailer 15

£3,060 GBP

$4,099 USD

View

Price last confirmed 7 days ago

Most Expensive

Do Amore Diamonds

27-1F33D690C · Oct 27

£3,321 GBP

$4,450 USD

View

15 more retailers have this diamond

Prices start from £609 GBPSave up to £2,712 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.

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3.55ct Marquise

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