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Marquise|Lab Grown|IGI

1.30ct D VS1 Marquise Lab Grown Diamond

VG • D/VS1 • IGI LG846667505

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846667505

Diamond specifications and retailer prices

From £166 GBP
As of November 4, 2026
Save £720 GBP (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £886 GBP at Reve Diamonds · As of November 4, 2026
View at Reve 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 very-good cut grade and certified by IGI LG846667505 or 846667505. Listed at 7 retailers as of November 4, 2026, with prices from £166 to £886, a £720 spread on the same certified stone. Reve Diamonds lists it at £886. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.30
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846667505
Dimensions11.89 × 5.72 × 3.49 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm5.72 mm1.30 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846667505
Side View
Table 64.0%Crown 31.2°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.0%

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 4
Current: £321 GBP|Low: £166 GBP|High: £886 GBP|Avg: £454 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Reve Diamonds
November 4, 2026
Retailer 5£166 GBP
Retailer 1£321 GBP
Retailer 2£335 GBP
Retailer 3£389 GBP
Retailer 4£595 GBP
Retailer 6£632 GBP
Reve Diamonds£886 GBP

2 data points across 7 retailers

7 retailers£166 GBP to £886 GBP

A
Cheapest Retailer
-
£166 GBP
Final sale: no returns
A
Retailer 2
-
£321 GBP
View
A
Retailer 3
-
£335 GBP
View
B+
Retailer 4
-
£389 GBP
View
B
Retailer 5
-
£595 GBP
View
B
Retailer 6
-
£632 GBP
View
Most Expensive
B
Reve Diamonds
00DE6AB2F · Nov 4
£886 GBP
$1,196 USD
View
6 more retailers have this diamond
Prices start from £166 GBPSave up to £720 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
£166 GBP