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Round|Lab Grown|IGI

3.73ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG624400536

Shape and cutting style on the report: Round brilliant

Certificate IGI LG624400536

Diamond specifications and retailer prices

From €428 EUR
$478 USD
As of October 29, 2026
Save €1,533 EUR (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,961 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 3.73ct lab-grown round diamond

This 3.73ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG624400536 or 624400536. Listed at 11 retailers as of October 29, 2026, with prices from €428 to €1,961, a €1,533 spread on the same certified stone. MOH London lists it at €1,961. 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

3.73
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG624400536
Dimensions9.93 × 9.98 × 6.11 mm
L/W Ratio1.01
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
9.93 mm9.98 mm3.73 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG624400536
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,961 EUR|Low: €428 EUR|High: €2,443 EUR|Avg: €1,315 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 11€428 EUR
Retailer 13€480 EUR
Retailer 14€676 EUR
Retailer 8€776 EUR
Retailer 12€829 EUR
Retailer 9€832 EUR
Retailer 6€1,096 EUR
Retailer 2€1,122 EUR
Retailer 5€1,297 EUR
Retailer 10€1,428 EUR
Retailer 3€1,476 EUR
Retailer 15€1,941 EUR
MOH London€1,961 EUR
Retailer 4€2,149 EUR
Retailer 7€2,443 EUR

22 data points across 15 retailers

11 retailers€428 EUR to €1,961 EUR

A
Cheapest Retailer
-
€428 EUR
$478 USD
A
Retailer 2
-
€480 EUR
$536 USD
View
Final sale: no returns
A
Retailer 3
-
€480 EUR
$536 USD
View
A
Retailer 4
-
€676 EUR
HK$5,900 HKD
View
A
Retailer 5
-
€776 EUR
View
B+
Retailer 6
-
€829 EUR
$926 USD
View
A
Retailer 7
-
€832 EUR
$930 USD
View
A
Retailer 8
-
€1,122 EUR
A$1,928 AUD
View
B+
Retailer 9
-
€1,428 EUR
$1,595 USD
View
B+
Retailer 10
-
€1,707 EUR
$1,907 USD
View
Most Expensive
B
MOH London
LG624400536 · Oct 29
€1,961 EUR
£1,725 GBP
View
10 more retailers have this diamond
Prices start from €428 EURSave up to €1,533 EUR

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 Round
€428 EUR