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Heart|Lab Grown|IGI

1.73ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG630464029

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG630464029

Diamond specifications and retailer prices

From $348 SGD
$272 USD
As of November 2, 2026
Save $1,393 SGD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,740 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.73ct lab-grown heart diamond

This 1.73ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG630464029 or 630464029. Listed at 14 retailers as of October 29, 2026, with prices from $348 to $1,740, a $1,393 spread on the same certified stone. MOH London lists it at $1,740. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.73
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630464029
Dimensions7.24 × 8.52 × 4.85 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.24 mm8.52 mm1.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630464029
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 56.9%

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: Nov 2
Current: $1,740 SGD|Low: $267 SGD|High: $1,752 SGD|Avg: $843 SGD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7$348 SGD
Retailer 8$390 SGD
Retailer 6$582 SGD
Retailer 4$633 SGD
Retailer 3$675 SGD
Retailer 2$759 SGD
Retailer 11$775 SGD
Retailer 9$777 SGD
Retailer 5$1,061 SGD
Retailer 10$1,453 SGD
MOH London$1,740 SGD

39 data points across 11 retailers

14 retailers$348 SGD to $1,740 SGD

A
Cheapest Retailer
-
$348 SGD
$272 USD
A
Retailer 2
-
$390 SGD
$305 USD
View
Final sale: no returns
A
Retailer 3
-
$404 SGD
$316 USD
View
A
Retailer 4
-
$432 SGD
$338 USD
View
Retailer 5
-
$432 SGD
$338 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$582 SGD
$455 USD
View
A
Retailer 7
-
$633 SGD
$495 USD
View
B+
Retailer 8
-
$759 SGD
£468 GBP
View
B+
Retailer 9
-
$775 SGD
$606 USD
View
B+
Retailer 10
-
$777 SGD
$608 USD
View
B+
Retailer 11
-
$1,061 SGD
$830 USD
View
B
Retailer 12
-
$1,388 SGD
$1,086 USD
View
B
Retailer 13
-
$1,453 SGD
$1,137 USD
View
Most Expensive
B
MOH London
LG630464029 · Oct 29
$1,740 SGD
£1,072 GBP
View
13 more retailers have this diamond
Prices start from $348 SGDSave up to $1,393 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.

A
1.73ct Heart
$348 SGD