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Marquise|Lab Grown|IGI

0.77ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG761505494

Certificate IGI LG761505494

Diamond specifications and retailer prices

From £472 GBP
$634 USD
As of October 31, 2026
Save £154 GBP (25%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £626 GBP at Zales · As of November 2, 2026
View at Zales

About this 0.77ct lab-grown marquise diamond

This 0.77ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG761505494 or 761505494. Listed at 4 retailers as of October 31, 2026, with prices from £472 to £626, a £154 spread on the same certified stone. Zales lists it at £626. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.77
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG761505494
Dimensions9.47 × 4.84 × 3.00 mm
L/W Ratio1.96
Top View
9.47 mm4.84 mm0.77 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761505494
Side View
Table 60.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: £544 GBP|Low: £472 GBP|High: £626 GBP|Avg: £569 GBP|-2.7%
Retailer 1
Retailer 2
Retailer 3
Zales
September 28, 2026
Retailer 2£472 GBP
Retailer 1£544 GBP
Retailer 3£626 GBP
Zales£626 GBP

2 data points across 4 retailers

4 retailers£472 GBP to £626 GBP

B+
Cheapest Retailer
-
£472 GBP
$634 USD
B
Retailer 2
-
£544 GBP
$730 USD
View
B
Retailer 3
-
£626 GBP
$840 USD
View
Most Expensive
B
Zales
527119022 · Nov 2
£626 GBP
$840 USD
View
3 more retailers have this diamond
Prices start from £472 GBPSave up to £154 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+
0.77ct Marquise
£472 GBP