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Marquise|Lab Grown|IGI

1.30ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG815692182

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG815692182

Diamond specifications and retailer prices

From £330 GBP
As of November 3, 2026
Save £1,181 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,793 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815692182 or 815692182. Listed at 15 retailers as of November 3, 2026, with a 358% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815692182
Dimensions11.45 × 5.65 × 3.60 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.45 mm5.65 mm1.30 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815692182
Side View
Table 60.0%Crown 35.2°Girdle: THN-STKPavilion 41.1°Culet: NoneDepth 63.7%

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: Nov 3
Current: £1,793 GBP|Low: £330 GBP|High: £1,793 GBP|Avg: £922 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 4, 2026
Retailer 4£330 GBP
Retailer 3£357 GBP
Retailer 11£504 GBP
Retailer 10£508 GBP
Retailer 5£561 GBP
Retailer 2£716 GBP
Retailer 12£747 GBP
Retailer 7£752 GBP
Retailer 14£1,019 GBP
Retailer 9£1,063 GBP
Retailer 13£1,402 GBP
Retailer 6£1,510 GBP
Retailer 8£1,603 GBP
Do Amore Diamonds£1,793 GBP

41 data points across 14 retailers

15 retailers£330 GBP to £1,510 GBP

A
Cheapest Retailer
-
£330 GBP
A
Retailer 2
-
£357 GBP
View
Final sale: no returns
B+
Retailer 3
-
£504 GBP
View
B+
Retailer 4
-
£508 GBP
View
B+
Retailer 5
-
£561 GBP
View
B+
Retailer 6
-
£716 GBP
View
Retailer 7
-
£747 GBP
View
Price last confirmed 26 days ago
B
Retailer 8
-
£752 GBP
View
B
Retailer 9
-
£1,019 GBP
View
B
Retailer 10
-
£1,063 GBP
View
B
Retailer 11
-
£1,402 GBP
View
B
Retailer 12
-
£1,421 GBP
View
B
Retailer 13
-
£1,510 GBP
View
Retailer 14
-
£1,603 GBP
View
Price under review
Most Expensive
Do Amore Diamonds
31-LG7167529 · Nov 4
£1,793 GBP
$2,420 USD
View
Price under review
14 more retailers have this diamond
Prices start from £330 GBPSave up to £1,181 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
£330 GBP