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Marquise|Lab Grown|IGI

5.01ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG801635338

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801635338

Diamond specifications and retailer prices

From £508 GBP
$680 USD
As of November 1, 2026
Save £1,773 GBP (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,635 GBP at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 5.01ct lab-grown marquise diamond

This 5.01ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG801635338 or 801635338. Listed at 20 retailers as of November 1, 2026, with a 349% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.01
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801635338
Dimensions18.42 × 9.16 × 5.25 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.42 mm9.16 mm5.01 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801635338
Side View
Table 63.0%Crown 34.1°Girdle: THN-MEDPavilion 39.4°Culet: NoneDepth 57.3%

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 1
Current: £2,635 GBP|Low: £508 GBP|High: £2,635 GBP|Avg: £1,220 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
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Retailer 21
November 1, 2026
Retailer 2£508 GBP
Retailer 6£522 GBP
Retailer 9£569 GBP
Retailer 20£579 GBP
Retailer 17£596 GBP
Retailer 12£659 GBP
Retailer 15£776 GBP
Retailer 10£795 GBP
Retailer 19£829 GBP
Retailer 18£907 GBP
Retailer 11£1,096 GBP
Retailer 3£1,281 GBP
Retailer 7£1,336 GBP
Retailer 8£1,339 GBP
Retailer 14£1,426 GBP
Retailer 21£1,523 GBP
Retailer 16£1,815 GBP
Retailer 4£1,847 GBP
Retailer 5£1,869 GBP
Retailer 13£2,281 GBP
Rare Carat£2,635 GBP

28 data points across 21 retailers

20 retailers£508 GBP to £2,281 GBP

A
Cheapest Retailer
-
£508 GBP
$680 USD
A
Retailer 2
-
£522 GBP
$700 USD
View
Final sale: no returns
A
Retailer 3
-
£569 GBP
$762 USD
View
A
Retailer 4
-
£579 GBP
$776 USD
View
A
Retailer 5
-
£596 GBP
View
Retailer 6
-
£659 GBP
$883 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
£776 GBP
$1,040 USD
View
A
Retailer 8
-
£795 GBP
$1,065 USD
View
A
Retailer 9
-
£829 GBP
$1,111 USD
View
A
Retailer 10
-
£907 GBP
View
B+
Retailer 11
-
£1,281 GBP
$1,717 USD
View
B+
Retailer 12
-
£1,336 GBP
A$2,754 AUD
View
B+
Retailer 13
-
£1,339 GBP
ZAR 28,992 ZAR
View
B+
Retailer 14
-
£1,426 GBP
$1,911 USD
View
B+
Retailer 15
-
£1,523 GBP
$2,040 USD
View
B+
Retailer 16
-
£1,815 GBP
$2,432 USD
View
B+
Retailer 17
-
£1,847 GBP
$2,475 USD
View
B+
Retailer 18
-
£1,869 GBP
$2,505 USD
View
B
Retailer 19
-
£2,281 GBP
View
Most Expensive
Rare Carat
12H801635338 · Oct 7
£2,635 GBP
$3,530 USD
View
Price last confirmed 25 days ago
19 more retailers have this diamond
Prices start from £508 GBPSave up to £1,773 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
5.01ct Marquise
£508 GBP