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Marquise|Lab Grown|IGI

1.34ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG821654593

Certificate IGI LG821654593

Diamond specifications and retailer prices

From £578 GBP
$774 USD
As of October 27, 2026
Save £400 GBP (41%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £978 GBP at Jared · As of October 26, 2026
View at Jared

About this 1.34ct lab-grown marquise diamond

This 1.34ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821654593 or 821654593. Listed at 4 retailers as of October 26, 2026, with prices from £578 to £978, a £400 spread on the same certified stone. Jared lists it at £978. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG821654593
Dimensions12.30 × 5.66 × 3.57 mm
L/W Ratio2.17
Top View
12.30 mm5.66 mm1.34 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821654593
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 63.1%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: £978 GBP|Low: £578 GBP|High: £978 GBP|Avg: £761 GBP
Jared
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 3£578 GBP
Retailer 2£799 GBP
Retailer 4£799 GBP
Jared£978 GBP

2 data points across 4 retailers

4 retailers£578 GBP to £978 GBP

B+
Cheapest Retailer
-
£578 GBP
$774 USD
B
Retailer 2
-
£799 GBP
$1,070 USD
View
B
Retailer 3
-
£799 GBP
$1,070 USD
View
Most Expensive
B
Jared
159800446 · Oct 26
£978 GBP
$1,310 USD
View
3 more retailers have this diamond
Prices start from £578 GBPSave up to £400 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+
1.34ct Marquise
£578 GBP