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Marquise|Lab Grown|IGI

3.56ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG799604841

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799604841

Diamond specifications and retailer prices

From £1,119 GBP
CA$2,083 CAD
As of October 30, 2026
Save £496 GBP (31%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,370 GBP at Rare Carat · As of July 27, 2026
View at Rare Carat

About this 3.56ct lab-grown marquise diamond

This 3.56ct 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 LG799604841 or 799604841. Listed at 3 retailers as of October 30, 2026, with a 44% 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

3.56
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799604841
Dimensions16.30 × 7.87 × 4.92 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.30 mm7.87 mm3.56 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799604841
Side View
Table 63.0%Crown 35.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,370 GBP|Low: £692 GBP|High: £4,963 GBP|Avg: £1,948 GBP|-0.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
August 3, 2026
Retailer 5£696 GBP
Retailer 7£719 GBP
Retailer 9£864 GBP
Retailer 6£1,119 GBP
Retailer 3£1,327 GBP
Retailer 2£1,615 GBP
Rare Carat£2,370 GBP
Retailer 4£3,066 GBP
Retailer 8£4,963 GBP

19 data points across 9 retailers

3 retailers£1,119 GBP to £1,615 GBP

B+
Cheapest Retailer
-
£1,119 GBP
CA$2,083 CAD
B
Retailer 2
-
£1,615 GBP
$2,164 USD
View
Most Expensive
Rare Carat
799604841 · Jul 27
£2,370 GBP
$3,175 USD
View
Price last confirmed 98 days ago
2 more retailers have this diamond
Prices start from £1,119 GBPSave up to £496 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.

B+
3.56ct Marquise
£1,119 GBP