Marquise|Lab Grown|IGI

1.30ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG816677284

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816677284

Diamond specifications and retailer prices

From £171 GBP
$229 USD
As of October 30, 2026
Save £880 GBP (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,050 GBP at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 1.3ct lab-grown marquise diamond

This 1.3ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816677284 or 816677284. Listed at 15 retailers as of October 30, 2026, with prices from £171 to £1,050, a £880 spread on the same certified stone. Michael Trio lists it at £1,050. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816677284
Dimensions12.09 × 5.59 × 3.28 mm
L/W Ratio2.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.09 mm5.59 mm1.30 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816677284
Side View
Table 64.0%Crown 37.6°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 58.7%

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: Oct 30
Current: £1,050 GBP|Low: £170 GBP|High: £1,072 GBP|Avg: £553 GBP|-2.0%
Michael Trio
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 9£171 GBP
Retailer 10£255 GBP
Retailer 6£323 GBP
Retailer 11£348 GBP
Retailer 14£357 GBP
Retailer 8£430 GBP
Retailer 15£465 GBP
Retailer 5£470 GBP
Retailer 2£611 GBP
Retailer 12£644 GBP
Retailer 13£649 GBP
Retailer 4£768 GBP
Retailer 3£806 GBP
Retailer 7£821 GBP
Michael Trio£1,050 GBP

25 data points across 15 retailers

15 retailers£171 GBP to £1,050 GBP

A
Cheapest Retailer
-
£171 GBP
$229 USD
Final sale: no returns
B+
Retailer 2
-
£255 GBP
$342 USD
View
Retailer 3
-
£323 GBP
ZAR 6,999 ZAR
View
Price last confirmed 7 days ago
A
Retailer 4
-
£348 GBP
View
A
Retailer 5
-
£357 GBP
€456 EUR
View
A
Retailer 6
-
£430 GBP
$576 USD
View
A
Retailer 7
-
£465 GBP
A$959 AUD
View
A
Retailer 8
-
£470 GBP
$630 USD
View
B+
Retailer 9
-
£611 GBP
$819 USD
View
B+
Retailer 10
-
£644 GBP
$863 USD
View
B+
Retailer 11
-
£649 GBP
$869 USD
View
B+
Retailer 12
-
£768 GBP
View
B+
Retailer 13
-
£806 GBP
A$1,661 AUD
View
B+
Retailer 14
-
£821 GBP
$1,100 USD
View
Most Expensive
B
Michael Trio
1278119009 · Oct 30
£1,050 GBP
SGD 1,902 SGD
View
14 more retailers have this diamond
Prices start from £171 GBPSave up to £880 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
1.30ct Marquise
£171 GBP