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Marquise|Lab Grown|IGI

9.15ct I VS1 Marquise Lab Grown Diamond

VG • I/VS1 • IGI LG563210839

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG563210839

Diamond specifications and retailer prices

From £1,317 GBP
$1,764 USD
As of October 30, 2026
Save £7,610 GBP (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £8,926 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 9.15ct lab-grown marquise diamond

This 9.15ct lab-grown marquise sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG563210839 or 563210839. Listed at 11 retailers as of October 30, 2026, with prices from £1,317 to £8,926, a £7,610 spread on the same certified stone. Do Amore Diamonds lists it at £8,926. 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

9.15
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG563210839
Dimensions24.02 × 10.80 × 2.22 mm
L/W Ratio2.22
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
24.02 mm10.80 mm9.15 ctI / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG563210839
Side View
Table 62.0%Crown 34.5°Girdle: THN-STKPavilion 37°Culet: NoneDepth 57.5%

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: £8,926 GBP|Low: £1,264 GBP|High: £8,926 GBP|Avg: £3,182 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 1, 2026
Retailer 11£1,317 GBP
Retailer 13£1,433 GBP
Retailer 14£1,849 GBP
Retailer 7£2,006 GBP
Retailer 10£2,317 GBP
Retailer 6£2,389 GBP
Retailer 12£2,398 GBP
Retailer 8£2,399 GBP
Retailer 9£2,570 GBP
Retailer 4£2,826 GBP
Retailer 3£2,917 GBP
Retailer 2£4,815 GBP
Retailer 5£6,068 GBP
Do Amore Diamonds£8,926 GBP

32 data points across 14 retailers

11 retailers£1,317 GBP to £8,926 GBP

A
Cheapest Retailer
-
£1,317 GBP
$1,764 USD
A
Retailer 2
-
£1,433 GBP
$1,920 USD
View
B+
Retailer 3
-
£1,849 GBP
$2,478 USD
View
A
Retailer 4
-
£2,006 GBP
View
A
Retailer 5
-
£2,317 GBP
$3,105 USD
View
B+
Retailer 6
-
£2,398 GBP
$3,213 USD
View
B+
Retailer 7
-
£2,399 GBP
$3,215 USD
View
B+
Retailer 8
-
£2,570 GBP
$3,443 USD
View
B+
Retailer 9
-
£2,917 GBP
$3,909 USD
View
B
Retailer 10
-
£4,815 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1554331 · Oct 31
£8,926 GBP
$11,960 USD
View
10 more retailers have this diamond
Prices start from £1,317 GBPSave up to £7,610 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
9.15ct Marquise
£1,317 GBP