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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 $680 AUD
$478 USD
As of October 29, 2026
Save $2,438 AUD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,119 AUD 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 $680 to $3,119, a $2,438 spread on the same certified stone. MOH London lists it at $3,119. 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: $3,119 AUD|Low: $680 AUD|High: $3,886 AUD|Avg: $2,092 AUD|-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$680 AUD
Retailer 13$763 AUD
Retailer 14$1,075 AUD
Retailer 8$1,235 AUD
Retailer 12$1,318 AUD
Retailer 9$1,324 AUD
Retailer 6$1,742 AUD
Retailer 2$1,784 AUD
Retailer 5$2,063 AUD
Retailer 10$2,271 AUD
Retailer 3$2,347 AUD
Retailer 15$3,087 AUD
MOH London$3,119 AUD
Retailer 4$3,418 AUD
Retailer 7$3,886 AUD

22 data points across 15 retailers

11 retailers$680 AUD to $3,119 AUD

A
Cheapest Retailer
-
$680 AUD
$478 USD
A
Retailer 2
-
$763 AUD
$536 USD
View
Final sale: no returns
A
Retailer 3
-
$763 AUD
$536 USD
View
A
Retailer 4
-
$1,075 AUD
HK$5,900 HKD
View
A
Retailer 5
-
$1,235 AUD
€826 EUR
View
B+
Retailer 6
-
$1,318 AUD
$926 USD
View
A
Retailer 7
-
$1,324 AUD
$930 USD
View
A
Retailer 8
-
$1,784 AUD
View
B+
Retailer 9
-
$2,271 AUD
$1,595 USD
View
B+
Retailer 10
-
$2,715 AUD
$1,907 USD
View
Most Expensive
B
MOH London
LG624400536 · Oct 29
$3,119 AUD
£1,725 GBP
View
10 more retailers have this diamond
Prices start from $680 AUDSave up to $2,438 AUD

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
$680 AUD