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Marquise|Lab Grown|IGI

3.73ct H VS2 Marquise Lab Grown Diamond

VG • H/VS2 • IGI LG644435836

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG644435836

Diamond specifications and retailer prices

From £400 GBP
$536 USD
As of October 30, 2026
Save £3,152 GBP (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,553 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.73ct lab-grown marquise diamond

This 3.73ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG644435836 or 644435836. Listed at 16 retailers as of October 30, 2026, with prices from £400 to £3,553, a £3,152 spread on the same certified stone. Do Amore Diamonds lists it at £3,553. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.73
Carat
H
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644435836
Dimensions15.92 × 8.09 × 5.18 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.92 mm8.09 mm3.73 ctH / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644435836
Side View
Table 62.0%Crown 37.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.0%

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 30
Current: £3,553 GBP|Low: £400 GBP|High: £4,426 GBP|Avg: £1,633 GBP|-19.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
October 30, 2026
Retailer 3£400 GBP
Retailer 13£448 GBP
Retailer 10£537 GBP
Retailer 12£650 GBP
Retailer 14£675 GBP
Retailer 17£725 GBP
Retailer 6£767 GBP
Retailer 8£802 GBP
Retailer 16£1,280 GBP
Retailer 15£1,440 GBP
Retailer 5£1,832 GBP
Retailer 4£1,879 GBP
Retailer 7£1,891 GBP
Retailer 2£1,896 GBP
Retailer 11£2,379 GBP
Retailer 9£3,521 GBP
Do Amore Diamonds£3,553 GBP

9 data points across 17 retailers

16 retailers£400 GBP to £3,553 GBP

A
Cheapest Retailer
-
£400 GBP
$536 USD
A
Retailer 2
-
£448 GBP
$600 USD
View
A
Retailer 3
-
£537 GBP
$720 USD
View
A
Retailer 4
-
£650 GBP
HK$6,800 HKD
View
A
Retailer 5
-
£675 GBP
$905 USD
View
A
Retailer 6
-
£725 GBP
$971 USD
View
B+
Retailer 7
-
£767 GBP
$1,028 USD
View
Retailer 8
-
£802 GBP
View
Price last confirmed 15 days ago
B+
Retailer 9
-
£1,280 GBP
$1,715 USD
View
B+
Retailer 10
-
£1,440 GBP
$1,929 USD
View
B+
Retailer 11
-
£1,832 GBP
$2,455 USD
View
B+
Retailer 12
-
£1,879 GBP
SGD 3,403 SGD
View
B+
Retailer 13
-
£1,891 GBP
$2,534 USD
View
B+
Retailer 14
-
£1,896 GBP
$2,540 USD
View
B
Retailer 15
-
£2,379 GBP
View
Most Expensive
B
Do Amore Diamonds
27-B32B3755C · Oct 31
£3,553 GBP
$4,760 USD
View
15 more retailers have this diamond
Prices start from £400 GBPSave up to £3,152 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
3.73ct Marquise
£400 GBP