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Marquise|Lab Grown|IGI

3.55ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG755530461

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG755530461

Diamond specifications and retailer prices

From £419 GBP
$561 USD
As of November 1, 2026
Save £2,641 GBP (86%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,059 GBP at Frank Darling · As of November 2, 2026
View at Frank Darling

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 LG755530461 or 755530461. Listed at 5 retailers as of November 1, 2026, with prices from £419 to £3,059, a £2,641 spread on the same certified stone. Frank Darling lists it at £3,059. 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
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755530461
Dimensions15.10 × 7.95 × 5.06 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Top View
15.10 mm7.95 mm3.55 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755530461
Side View
Table 61.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.6%

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: £3,059 GBP|Low: £410 GBP|High: £3,059 GBP|Avg: £1,360 GBP|+0.0%
Frank Darling
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 28, 2026
Retailer 8£419 GBP
Retailer 12£474 GBP
Retailer 9£581 GBP
Retailer 13£586 GBP
Retailer 10£651 GBP
Retailer 4£756 GBP
Retailer 6£927 GBP
Retailer 3£969 GBP
Retailer 14£1,408 GBP
Retailer 7£1,520 GBP
Retailer 2£2,097 GBP
Retailer 11£2,612 GBP
Retailer 5£2,836 GBP
Frank Darling£3,059 GBP

10 data points across 14 retailers

5 retailers£419 GBP to £3,059 GBP

A
Cheapest Retailer
-
£419 GBP
$561 USD
Final sale: no returns
B+
Retailer 2
-
£581 GBP
$779 USD
View
B+
Retailer 3
-
£1,520 GBP
$2,037 USD
View
B
Retailer 4
-
£2,097 GBP
$2,810 USD
View
Most Expensive
B
Frank Darling
100756554381KD · Nov 2
£3,059 GBP
$4,099 USD
View
4 more retailers have this diamond
Prices start from £419 GBPSave up to £2,641 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
3.55ct Marquise
£419 GBP