Marquise|Lab Grown|IGI

1.30ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG846629601

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846629601

Diamond specifications and retailer prices

From £155 GBP
$208 USD
As of October 30, 2026
Save £666 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £821 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

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 LG846629601 or 846629601. Listed at 21 retailers as of October 28, 2026, with prices from £155 to £821, a £666 spread on the same certified stone. Rare Carat lists it at £821. 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 angle35.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846629601
Dimensions11.98 × 5.47 × 3.46 mm
L/W Ratio2.19
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.98 mm5.47 mm1.30 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846629601
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £821 GBP|Low: £155 GBP|High: £1,089 GBP|Avg: £447 GBP
Rare Carat
Retailer 2
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Retailer 21
October 31, 2026
Retailer 19£155 GBP
Retailer 6£173 GBP
Retailer 12£186 GBP
Retailer 5£193 GBP
Retailer 10£199 GBP
Retailer 21£236 GBP
Retailer 17£260 GBP
Retailer 9£321 GBP
Retailer 14£339 GBP
Retailer 20£354 GBP
Retailer 16£433 GBP
Retailer 3£471 GBP
Retailer 8£476 GBP
Retailer 13£619 GBP
Retailer 7£620 GBP
Retailer 2£620 GBP
Retailer 15£655 GBP
Retailer 18£657 GBP
Retailer 11£796 GBP
Retailer 4£800 GBP
Rare Carat£821 GBP

12 data points across 21 retailers

21 retailers£155 GBP to £821 GBP

A
Cheapest Retailer
-
£155 GBP
$208 USD
A
Retailer 2
-
£173 GBP
$232 USD
View
Final sale: no returns
A
Retailer 3
-
£186 GBP
$249 USD
View
A
Retailer 4
-
£193 GBP
$259 USD
View
A
Retailer 5
-
£199 GBP
$266 USD
View
A
Retailer 6
-
£236 GBP
View
B+
Retailer 7
-
£260 GBP
$348 USD
View
A
Retailer 8
-
£321 GBP
€409 EUR
View
Retailer 9
-
£339 GBP
ZAR 7,331 ZAR
View
Price last confirmed 7 days ago
A
Retailer 10
-
£354 GBP
View
A
Retailer 11
-
£433 GBP
$580 USD
View
A
Retailer 12
-
£471 GBP
$631 USD
View
B+
Retailer 13
-
£476 GBP
A$982 AUD
View
B+
Retailer 14
-
£619 GBP
$830 USD
View
B+
Retailer 15
-
£620 GBP
$831 USD
View
B+
Retailer 16
-
£620 GBP
SGD 1,123 SGD
View
B+
Retailer 17
-
£655 GBP
$878 USD
View
B+
Retailer 18
-
£657 GBP
$881 USD
View
B
Retailer 19
-
£796 GBP
View
B
Retailer 20
-
£800 GBP
A$1,650 AUD
View
Most Expensive
B
Rare Carat
CN333-48BA · Oct 28
£821 GBP
$1,100 USD
View
20 more retailers have this diamond
Prices start from £155 GBPSave up to £666 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
£155 GBP