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Round|Lab Grown|IGI

1.73ct I VS2 Round Lab Grown Diamond

ID • I/VS2 • IGI LG480150404

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480150404

Diamond specifications and retailer prices

From $1,510 USD
As of October 29, 2026
Save $4,061 USD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,571 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG480150404 or 480150404. Listed at 11 retailers as of October 29, 2026, with prices from $1,510 to $5,571, a $4,061 spread on the same certified stone. MOH London lists it at $5,571. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
I
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480150404
Dimensions7.66 × 7.71 × 4.77 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
7.66 mm7.71 mm1.73 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480150404
Side View
Table 54.0%Crown 35.3°Girdle: MediumPavilion 40.2°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $5,571 USD|Low: $1,510 USD|High: $5,616 USD|Avg: $2,901 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3$1,510 USD
Retailer 5$1,820 USD
Retailer 6$1,873 USD
Retailer 7$2,110 USD
Retailer 8$2,602 USD
Retailer 4$3,048 USD
Retailer 2$3,346 USD
Retailer 9$4,344 USD
MOH London$5,571 USD

14 data points across 9 retailers

11 retailers$1,510 USD to $5,571 USD

B+
Cheapest Retailer
-
$1,510 USD
B
Retailer 2
-
$1,673 USD
View
B
Retailer 3
-
$1,820 USD
View
B
Retailer 4
-
$1,873 USD
View
Final sale: no returns
B
Retailer 5
-
$1,941 USD
View
B
Retailer 6
-
$1,941 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$2,110 USD
View
B
Retailer 8
-
$3,048 USD
View
B
Retailer 9
-
$3,346 USD
View
B
Retailer 10
-
$3,637 USD
View
Most Expensive
B
MOH London
LG480150404 · Oct 29
$5,571 USD
£4,387 GBP
View
10 more retailers have this diamond
Prices start from $1,510 USDSave up to $4,061 USD

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.

B+
1.73ct Round
$1,510 USD