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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 $1,509 SGD
$1,180 USD
As of October 31, 2026
Save $2,135 SGD (59%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,360 SGD 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: $5,360 SGD|Low: $1,509 SGD|High: $9,430 SGD|Avg: $5,190 SGD|+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$1,509 SGD
Retailer 11$2,961 SGD
Retailer 4$3,222 SGD
Retailer 5$3,315 SGD
Retailer 12$3,434 SGD
Retailer 3$4,721 SGD
Retailer 7$4,729 SGD
Retailer 10$5,263 SGD
Loose Grown Diamond$5,360 SGD
Retailer 9$6,314 SGD
Retailer 6$8,551 SGD
Retailer 13$9,170 SGD
Retailer 2$9,318 SGD

43 data points across 13 retailers

16 retailers$1,509 SGD to $3,643 SGD

B+
Cheapest Retailer
-
$1,509 SGD
$1,180 USD
B
Retailer 2
-
$2,961 SGD
$2,316 USD
View
B
Retailer 3
-
$3,222 SGD
$2,520 USD
View
B
Retailer 4
-
$3,315 SGD
$2,593 USD
View
Final sale: no returns
B
Retailer 5
-
$3,434 SGD
$2,686 USD
View
Retailer 6
-
$3,434 SGD
$2,686 USD
View
Price last confirmed 21 days ago
B
Retailer 7
-
$3,643 SGD
$2,850 USD
View
Retailer 8
-
$4,721 SGD
$3,693 USD
View
Price under review
Retailer 9
-
$4,729 SGD
£2,913 GBP
View
Price under review
Retailer 10
-
$5,263 SGD
$4,117 USD
View
Price under review
Most Expensive
Loose Grown Diamond
522254359 · Nov 1
$5,360 SGD
$4,193 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,509 SGDSave up to $2,135 SGD

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
$1,509 SGD