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Marquise|Lab Grown|IGI

4.53ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG811689608

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811689608

Diamond specifications and retailer prices

From £989 GBP
$1,325 USD
As of October 29, 2026
Save £3,052 GBP (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £4,041 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.53ct lab-grown marquise diamond

This 4.53ct 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 LG811689608 or 811689608. Listed at 10 retailers as of October 28, 2026, with prices from £989 to £4,041, a £3,052 spread on the same certified stone. Rare Carat lists it at £4,041. 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

4.53
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811689608
Dimensions18.64 × 8.41 × 4.86 mm
L/W Ratio2.22
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.64 mm8.41 mm4.53 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811689608
Side View
Table 57.0%Crown 33.8°Girdle: MED-THKPavilion 36.8°Culet: NoneDepth 57.8%

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 29
Current: £4,041 GBP|Low: £949 GBP|High: £4,082 GBP|Avg: £1,974 GBP|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8£989 GBP
Retailer 2£1,116 GBP
Retailer 6£1,169 GBP
Retailer 4£1,298 GBP
Retailer 7£1,514 GBP
Retailer 10£2,516 GBP
Retailer 9£2,605 GBP
Retailer 5£2,679 GBP
Retailer 3£2,736 GBP
Rare Carat£4,041 GBP

43 data points across 10 retailers

10 retailers£989 GBP to £4,041 GBP

A
Cheapest Retailer
-
£989 GBP
$1,325 USD
A
Retailer 2
-
£1,116 GBP
View
A
Retailer 3
-
£1,169 GBP
$1,566 USD
View
A
Retailer 4
-
£1,298 GBP
€1,656 EUR
View
A
Retailer 5
-
£1,514 GBP
$2,028 USD
View
B+
Retailer 6
-
£2,516 GBP
$3,371 USD
View
B+
Retailer 7
-
£2,658 GBP
$3,562 USD
View
Retailer 8
-
£2,679 GBP
A$5,522 AUD
View
Price last confirmed 22 days ago
B+
Retailer 9
-
£2,736 GBP
View
Most Expensive
B
Rare Carat
31972 · Oct 28
£4,041 GBP
$5,415 USD
View
9 more retailers have this diamond
Prices start from £989 GBPSave up to £3,052 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
4.53ct Marquise
£989 GBP