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Marquise|Lab Grown|IGI

4.65ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG844673850

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844673850

Diamond specifications and retailer prices

From £1,015 GBP
As of November 2, 2026
Save £3,086 GBP (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £4,101 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 4.65ct lab-grown marquise diamond

This 4.65ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844673850 or 844673850. Listed at 7 retailers as of November 1, 2026, with prices from £1,015 to £4,101, a £3,086 spread on the same certified stone. Rare Carat lists it at £4,101. 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

4.65
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844673850
Dimensions17.73 × 8.67 × 5.33 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.73 mm8.67 mm4.65 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844673850
Side View
Table 63.0%Crown 34.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

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: Nov 2
Current: £1,015 GBP|Low: £907 GBP|High: £2,498 GBP|Avg: £1,636 GBP|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 1£1,015 GBP
Retailer 3£1,026 GBP
Retailer 4£1,555 GBP
Retailer 6£2,181 GBP
Retailer 5£2,258 GBP
Retailer 2£2,484 GBP

15 data points across 6 retailers

7 retailers£1,015 GBP to £4,101 GBP

A
Cheapest Retailer
-
£1,015 GBP
B+
Retailer 2
-
£1,026 GBP
$1,375 USD
View
A
Retailer 3
-
£1,555 GBP
$2,083 USD
View
B+
Retailer 4
-
£2,181 GBP
$2,922 USD
View
B+
Retailer 5
-
£2,258 GBP
$3,026 USD
View
B+
Retailer 6
-
£2,484 GBP
View
Most Expensive
B
Rare Carat
1G844673850 · Nov 1
£4,101 GBP
$5,495 USD
View
6 more retailers have this diamond
Prices start from £1,015 GBPSave up to £3,086 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
4.65ct Marquise
£1,015 GBP