Marquise|Lab Grown|IGI

1.29ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2

Diamond specifications and retailer prices

From £267 GBP
$356 USD
As of October 29, 2026
Save £477 GBP (64%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £744 GBP at The Diamond Guys · As of October 28, 2026
View at The Diamond Guys

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 28, 2026, with prices from £267 to £744, a £477 spread on the same certified stone. The Diamond Guys lists it at £744. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions10.69 × 5.70 × 3.69 mm
L/W Ratio1.88
Top View
10.69 mm5.70 mm1.29 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £267 GBP|Low: £267 GBP|High: £791 GBP|Avg: £519 GBP|-3.0%
Retailer 1
Retailer 2
Retailer 3
The Diamond Guys
October 16, 2026
Retailer 1£267 GBP
Retailer 3£354 GBP
Retailer 2£562 GBP
The Diamond Guys£744 GBP

4 data points across 4 retailers

4 retailers£267 GBP to £744 GBP

A
Cheapest Retailer
-
£267 GBP
$356 USD
B+
Retailer 2
-
£354 GBP
$471 USD
View
Price last confirmed 16 days ago
B
Retailer 3
-
£562 GBP
CA$1,040 CAD
View
Most Expensive
B
The Diamond Guys
1986183990 · Oct 28
£744 GBP
$991 USD
View
3 more retailers have this diamond
Prices start from £267 GBPSave up to £477 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
1.29ct Marquise
£267 GBP