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Marquise|Lab Grown|IGI

1.35ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG779608664

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG779608664

Diamond specifications and retailer prices

From £473 GBP
As of November 2, 2026
Save £303 GBP (39%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £776 GBP at Diamond Wish · As of November 2, 2026
View at Diamond Wish

About this 1.35ct lab-grown marquise diamond

This 1.35ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779608664 or 779608664. Listed at 3 retailers as of November 2, 2026, with prices from £473 to £776, a £303 spread on the same certified stone. Diamond Wish lists it at £776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779608664
Dimensions11.50 × 5.79 × 3.57 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.50 mm5.79 mm1.35 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779608664
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.7%

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: Nov 2
Current: £776 GBP|Low: £213 GBP|High: £1,200 GBP|Avg: £510 GBP|+23.2%
Diamond Wish
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
May 10, 2026
Retailer 3£216 GBP
Retailer 9£314 GBP
Retailer 12£332 GBP
Retailer 11£408 GBP
Retailer 10£421 GBP
Retailer 2£425 GBP
Retailer 13£443 GBP
Retailer 5£473 GBP
Retailer 4£482 GBP
Retailer 8£671 GBP
Retailer 6£753 GBP
Diamond Wish£776 GBP
Retailer 7£828 GBP

49 data points across 13 retailers

3 retailers£473 GBP to £776 GBP

B+
Cheapest Retailer
-
£473 GBP
B
Retailer 2
-
£753 GBP
$1,010 USD
View
Most Expensive
B
Diamond Wish
LG-MQ27963-GIA · Nov 2
£776 GBP
$1,042 USD
View
2 more retailers have this diamond
Prices start from £473 GBPSave up to £303 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+
1.35ct Marquise
£473 GBP