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Marquise|Lab Grown|IGI

3.22ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG551277609

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG551277609

Diamond specifications and retailer prices

From £311 GBP
$417 USD
As of November 2, 2026
Save £1,515 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,826 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.22ct lab-grown marquise diamond

This 3.22ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG551277609 or 551277609. Listed at 20 retailers as of October 28, 2026, with prices from £311 to £1,826, a £1,515 spread on the same certified stone. Rare Carat lists it at £1,826. 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

3.22
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG551277609
Dimensions15.01 × 7.68 × 4.86 mm
L/W Ratio1.95
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
15.01 mm7.68 mm3.22 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG551277609
Side View
Table 62.0%Crown 36.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.3%

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 2
Current: £1,826 GBP|Low: £311 GBP|High: £1,859 GBP|Avg: £875 GBP|-1.8%
Rare Carat
Retailer 2
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Retailer 20
November 2, 2026
Retailer 5£311 GBP
Retailer 18£348 GBP
Retailer 20£385 GBP
Retailer 8£386 GBP
Retailer 17£420 GBP
Retailer 13£429 GBP
Retailer 4£496 GBP
Retailer 9£609 GBP
Retailer 7£616 GBP
Retailer 14£635 GBP
Retailer 15£812 GBP
Retailer 2£840 GBP
Retailer 3£858 GBP
Retailer 19£1,082 GBP
Retailer 10£1,226 GBP
Retailer 6£1,240 GBP
Retailer 12£1,265 GBP
Retailer 16£1,424 GBP
Retailer 11£1,443 GBP
Rare Carat£1,826 GBP

33 data points across 20 retailers

20 retailers£311 GBP to £1,826 GBP

A
Cheapest Retailer
-
£311 GBP
$417 USD
A
Retailer 2
-
£348 GBP
$467 USD
View
A
Retailer 3
-
£385 GBP
$517 USD
View
Retailer 4
-
£386 GBP
$518 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£420 GBP
HK$4,400 HKD
View
A
Retailer 6
-
£429 GBP
View
A
Retailer 7
-
£496 GBP
$665 USD
View
B+
Retailer 8
-
£609 GBP
$817 USD
View
A
Retailer 9
-
£616 GBP
$827 USD
View
A
Retailer 10
-
£635 GBP
View
A
Retailer 11
-
£812 GBP
A$1,676 AUD
View
A
Retailer 12
-
£840 GBP
ZAR 18,212 ZAR
View
A
Retailer 13
-
£858 GBP
$1,152 USD
View
B+
Retailer 14
-
£1,082 GBP
$1,452 USD
View
B+
Retailer 15
-
£1,226 GBP
SGD 2,224 SGD
View
B+
Retailer 16
-
£1,240 GBP
$1,664 USD
View
B+
Retailer 17
-
£1,265 GBP
$1,697 USD
View
B+
Retailer 18
-
£1,424 GBP
View
B+
Retailer 19
-
£1,443 GBP
$1,937 USD
View
Most Expensive
B
Rare Carat
DS-3388_l_551277609 · Oct 28
£1,826 GBP
$2,450 USD
View
19 more retailers have this diamond
Prices start from £311 GBPSave up to £1,515 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
3.22ct Marquise
£311 GBP