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Round|Lab Grown|IGI

1.63ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG555273856

Shape and cutting style on the report: Round brilliant

Certificate IGI LG555273856

Diamond specifications and retailer prices

From $565 AUD
$397 USD
As of October 29, 2026
Save $2,190 AUD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,755 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.63ct lab-grown round diamond

This 1.63ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG555273856 or 555273856. Listed at 15 retailers as of October 29, 2026, with prices from $565 to $2,755, a $2,190 spread on the same certified stone. MOH London lists it at $2,755. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555273856
Dimensions7.54 × 7.47 × 4.67 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
7.54 mm7.47 mm1.63 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555273856
Side View
Table 56.5%Crown 35.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

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: $2,755 AUD|Low: $450 AUD|High: $2,775 AUD|Avg: $1,288 AUD|-0.6%
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 31, 2026
Retailer 11$565 AUD
Retailer 4$632 AUD
Retailer 13$634 AUD
Retailer 3$702 AUD
Retailer 12$702 AUD
Retailer 15$1,055 AUD
Retailer 8$1,097 AUD
Retailer 14$1,113 AUD
Retailer 2$1,118 AUD
Retailer 6$1,142 AUD
Retailer 9$1,206 AUD
Retailer 10$1,967 AUD
Retailer 5$2,255 AUD
Retailer 7$2,307 AUD
MOH London$2,755 AUD

31 data points across 15 retailers

15 retailers$565 AUD to $2,755 AUD

A
Cheapest Retailer
-
$565 AUD
$397 USD
A
Retailer 2
-
$632 AUD
$444 USD
View
Final sale: no returns
A
Retailer 3
-
$634 AUD
$445 USD
View
A
Retailer 4
-
$702 AUD
$493 USD
View
A
Retailer 5
-
$702 AUD
$493 USD
View
B+
Retailer 6
-
$1,055 AUD
$741 USD
View
B+
Retailer 7
-
$1,097 AUD
£607 GBP
View
B+
Retailer 8
-
$1,113 AUD
$782 USD
View
B+
Retailer 9
-
$1,118 AUD
$785 USD
View
B+
Retailer 10
-
$1,142 AUD
$802 USD
View
B+
Retailer 11
-
$1,206 AUD
ZAR 13,682 ZAR
View
B
Retailer 12
-
$1,967 AUD
$1,382 USD
View
B
Retailer 13
-
$2,255 AUD
$1,584 USD
View
B
Retailer 14
-
$2,307 AUD
$1,620 USD
View
Most Expensive
B
MOH London
LG555273856 · Oct 29
$2,755 AUD
£1,524 GBP
View
14 more retailers have this diamond
Prices start from $565 AUDSave up to $2,190 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
1.63ct Round
$565 AUD