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Marquise|Lab Grown|IGI

4.59ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG691593300

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG691593300

Diamond specifications and retailer prices

From £495 GBP
$664 USD
As of October 23, 2026
8 retailers carry this diamond
Most expensive: £2,421 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 4.59ct lab-grown marquise diamond

This 4.59ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691593300 or 691593300. Listed at 8 retailers as of October 23, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.59
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691593300
Dimensions17.90 × 8.64 × 5.12 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.90 mm8.64 mm4.59 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691593300
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 59.3%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 23
Current: £2,421 GBP|Low: £704 GBP|High: £4,300 GBP|Avg: £2,024 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 26, 2026
Retailer 6£704 GBP
Retailer 5£909 GBP
Retailer 10£1,066 GBP
Retailer 7£1,348 GBP
Retailer 2£1,466 GBP
Retailer 11£1,469 GBP
Retailer 9£1,958 GBP
Retailer 8£1,980 GBP
MOH London£2,421 GBP
Retailer 4£2,435 GBP
Retailer 3£3,284 GBP
Retailer 12£4,300 GBP

9 data points across 12 retailers

8 retailers£495 GBP to £2,421 GBP

Retailer 1
-
£495 GBP
$664 USD
Price last confirmed 10 days ago
Retailer 2
-
£704 GBP
$945 USD
View
Price last confirmed 6 days ago
Retailer 3
-
£909 GBP
View
Price last confirmed 7 days ago
Retailer 4
-
£1,348 GBP
$1,809 USD
View
Price last confirmed 7 days ago
Retailer 5
-
£1,466 GBP
$1,967 USD
View
Price last confirmed 7 days ago
Retailer 6
-
£1,958 GBP
$2,627 USD
View
Price last confirmed 7 days ago
Retailer 7
-
£1,980 GBP
$2,657 USD
View
Price last confirmed 7 days ago
Most Expensive
MOH London
LG691593300 · Oct 26
£2,421 GBP
View
Price last confirmed 7 days ago
7 more retailers have this diamond

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.

4.59ct Marquise
£495 GBP