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Marquise|Lab Grown|IGI

2.55ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1

Diamond specifications and retailer prices

From £490 GBP
$657 USD
As of November 2, 2026
Save £2,262 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,751 GBP at The Diamond Guys · As of November 3, 2026
View at The Diamond Guys

About this 2.55ct lab-grown marquise diamond

This 2.55ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 11 retailers as of November 2, 2026, with prices from £490 to £2,751, a £2,262 spread on the same certified stone. The Diamond Guys lists it at £2,751. 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

2.55
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions14.56 × 7.03 × 4.40 mm
L/W Ratio2.07
Top View
14.56 mm7.03 mm2.55 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.6%

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 2
Current: £634 GBP|Low: £490 GBP|High: £2,751 GBP|Avg: £1,294 GBP|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
The Diamond Guys
November 2, 2026
Retailer 4£490 GBP
Retailer 3£532 GBP
Retailer 1£634 GBP
Retailer 6£664 GBP
Retailer 7£1,057 GBP
Retailer 2£1,761 GBP
Retailer 5£1,907 GBP
The Diamond Guys£2,751 GBP

15 data points across 8 retailers

11 retailers£490 GBP to £2,751 GBP

A
Cheapest Retailer
-
£490 GBP
$657 USD
Retailer 2
-
£490 GBP
$657 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
£532 GBP
$714 USD
View
Retailer 4
-
£532 GBP
$714 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£634 GBP
View
A
Retailer 6
-
£664 GBP
$891 USD
View
Retailer 7
-
£1,057 GBP
$1,418 USD
View
Price last confirmed 19 days ago
Retailer 8
-
£1,761 GBP
$2,363 USD
View
Price last confirmed 14 days ago
B
Retailer 9
-
£1,761 GBP
$2,363 USD
View
B
Retailer 10
-
£1,907 GBP
CA$3,555 CAD
View
Most Expensive
B
The Diamond Guys
1995724514 · Nov 3
£2,751 GBP
$3,692 USD
View
10 more retailers have this diamond
Prices start from £490 GBPSave up to £2,262 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
2.55ct Marquise
£490 GBP