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Marquise|Lab Grown|IGI

3.54ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG749547276

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG749547276

Diamond specifications and retailer prices

From £1,170 GBP
CA$2,181 CAD
As of November 2, 2026
Save £518 GBP (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,689 GBP at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.54ct lab-grown marquise diamond

This 3.54ct 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 LG749547276 or 749547276. Listed at 2 retailers as of November 1, 2026, with prices from £1,170 to £1,689, a £518 spread on the same certified stone. The Diamond Guys lists it at £1,689. 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

3.54
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749547276
Dimensions14.82 × 8.00 × 5.12 mm
L/W Ratio1.85
Girdle conditionFaceted
Culet sizePointed
Top View
14.82 mm8.00 mm3.54 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749547276
Side View
Table 63.0%Crown 35.9°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: £716 GBP|Low: £412 GBP|High: £4,948 GBP|Avg: £1,574 GBP|+8.5%
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The Diamond Guys
September 16, 2026
Retailer 10£529 GBP
Retailer 4£540 GBP
Retailer 6£548 GBP
Retailer 1£716 GBP
Retailer 14£743 GBP
Retailer 7£764 GBP
Retailer 13£958 GBP
Retailer 12£1,170 GBP
Retailer 2£1,561 GBP
Retailer 8£1,627 GBP
The Diamond Guys£1,689 GBP
Retailer 5£2,756 GBP
Retailer 11£3,045 GBP
Retailer 9£3,048 GBP
Retailer 3£4,926 GBP

54 data points across 15 retailers

2 retailers£1,170 GBP to £1,689 GBP

B+
Cheapest Retailer
-
£1,170 GBP
CA$2,181 CAD
Most Expensive
B
The Diamond Guys
1958036852 · Nov 1
£1,689 GBP
$2,266 USD
View
1 more retailer has this diamond
Prices start from £1,170 GBPSave up to £518 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+
3.54ct Marquise
£1,170 GBP