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Heart|Lab Grown|IGI

1.63ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG522254359

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG522254359

Diamond specifications and retailer prices

From $1,680 AUD
$1,180 USD
As of October 31, 2026
Save $2,377 AUD (59%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,969 AUD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 1.63ct lab-grown heart diamond

This 1.63ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG522254359 or 522254359. Listed at 16 retailers as of October 31, 2026, with a 142% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle43.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522254359
Dimensions6.99 × 8.18 × 4.90 mm
L/W Ratio1.17
Girdle conditionFaceted
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
6.99 mm8.18 mm1.63 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522254359
Side View
Table 56.5%Crown 34.3°Girdle: STK-THKPavilion 43.9°Culet: NoneDepth 59.9%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $5,969 AUD|Low: $1,680 AUD|High: $10,501 AUD|Avg: $5,780 AUD|+0.6%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8$1,680 AUD
Retailer 11$3,297 AUD
Retailer 4$3,587 AUD
Retailer 5$3,691 AUD
Retailer 12$3,824 AUD
Retailer 3$5,257 AUD
Retailer 7$5,266 AUD
Retailer 10$5,861 AUD
Loose Grown Diamond$5,969 AUD
Retailer 9$7,031 AUD
Retailer 6$9,522 AUD
Retailer 13$10,211 AUD
Retailer 2$10,376 AUD

43 data points across 13 retailers

16 retailers$1,680 AUD to $4,057 AUD

B+
Cheapest Retailer
-
$1,680 AUD
$1,180 USD
B
Retailer 2
-
$3,297 AUD
$2,316 USD
View
B
Retailer 3
-
$3,587 AUD
$2,520 USD
View
B
Retailer 4
-
$3,691 AUD
$2,593 USD
View
Final sale: no returns
B
Retailer 5
-
$3,824 AUD
$2,686 USD
View
Retailer 6
-
$3,824 AUD
$2,686 USD
View
Price last confirmed 21 days ago
B
Retailer 7
-
$4,057 AUD
$2,850 USD
View
Retailer 8
-
$5,257 AUD
$3,693 USD
View
Price under review
Retailer 9
-
$5,266 AUD
£2,913 GBP
View
Price under review
Retailer 10
-
$5,861 AUD
$4,117 USD
View
Price under review
Most Expensive
Loose Grown Diamond
522254359 · Nov 1
$5,969 AUD
$4,193 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,680 AUDSave up to $2,377 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.

B+
1.63ct Heart
$1,680 AUD